#75CE91
Closest named color: Medium Aquamarine (#66CDAA). oklch(77.9% 0.123 152.8), rgb(117, 206, 145).
Aa
Black text reads best on this color (10.99:1).
About this color
#75CE91 is a medium-light, moderately saturated green. In OKLCH its lightness is 78%, its chroma 0.123 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Medium Aquamarine (#66CDAA), ΔE 0.035 away. Black text reads best on it, at 10.99:1.
| Hue family | Greens |
| Lightness | medium-light (78%) |
| Chroma | moderately saturated (0.123) |
| Temperature | in between |
| Nearest name | Medium Aquamarine (#66CDAA) |
| Black text | 10.99:1 |
| White text | 1.91:1 |
Values
| HEX | #75CE91 |
| RGB | rgb(117, 206, 145) |
| HSL | hsl(139, 48%, 63%) |
| OKLCH | oklch(77.9% 0.123 152.8) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #75CE91 | 1.91:1 | Fails | Lc -40.6 | Non-text elements, placeholder text |
| Black text on #75CE91 | 10.99:1 | AAA | Lc 67.6 | Content text, not long reading |
| #75CE91 text on white | 1.91:1 | Fails | Lc 36.3 | Non-text elements, placeholder text |
| #75CE91 text on black | 10.99:1 | AAA | Lc -66.2 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#EEF9F0
oklch(97.1% 0.017 151.1)
-
Step 100
100
#D9F1DF
oklch(93.6% 0.035 153.2)
-
Step 200
200
#B8E7C4
oklch(88.6% 0.068 152.7)
-
Step 300
300 (this color)
#75CE91
oklch(77.9% 0.123 152.8)
-
Step 400
400
#00C066
oklch(70.8% 0.183 152.8)
-
Step 500
500
#00A456
oklch(63% 0.163 152.8)
-
Step 600
600
#008A48
oklch(55.5% 0.143 153)
-
Step 700
700
#00743B
oklch(49% 0.127 152.7)
-
Step 800
800
#005F30
oklch(42.6% 0.109 153.1)
-
Step 900
900
#005027
oklch(37.8% 0.098 152.9)
-
Step 950
950
#003015
oklch(27.1% 0.07 152.9)
#75CE91 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #CEC18D | 0.107 |
| Deuteranopia (no green cones) | #C1B895 | 0.105 |
| Tritanopia (no blue cones) | #63CCBE | 0.064 |
| Achromatopsia (no color) | #BBBBBB | 0.124 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #75CE91
#75CE91
oklch(77.9% 0.123 152.8)
- #E699D9
#E699D9
oklch(77.9% 0.123 332.9)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #75CE91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Aquamarine #66CDAA ΔE 0.035
- Soft Green #6FC276 ΔE 0.042
- Seafoam Blue #78D1B6 ΔE 0.049
- Emerald #06D6A0 ΔE 0.050
- Pale Teal #82CBB2 ΔE 0.052
- Dark Sea Green #8FBC8F ΔE 0.054
- Light Moss Green #A6C875 ΔE 0.054
- Greenblue #23C48B ΔE 0.062
Use #75CE91 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.