#4ACCBB
Closest named color: Medium Turquoise (#48D1CC). oklch(77% 0.115 183), rgb(74, 204, 187).
Aa
Black text reads best on this color (10.64:1).
About this color
#4ACCBB is a medium-light, moderately saturated teal or cyan. In OKLCH its lightness is 77%, its chroma 0.115 and its hue 183°. Its hue sits on the cool side of the wheel. The nearest named color is Medium Turquoise (#48D1CC), ΔE 0.024 away. Black text reads best on it, at 10.64:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (77%) |
| Chroma | moderately saturated (0.115) |
| Temperature | cool |
| Nearest name | Medium Turquoise (#48D1CC) |
| Black text | 10.64:1 |
| White text | 1.97:1 |
Values
| HEX | #4ACCBB |
| RGB | rgb(74, 204, 187) |
| HSL | hsl(172, 56%, 55%) |
| OKLCH | oklch(77% 0.115 183) |
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 #4ACCBB | 1.97:1 | Fails | Lc -42.1 | Non-text elements, placeholder text |
| Black text on #4ACCBB | 10.64:1 | AAA | Lc 66.2 | Content text, not long reading |
| #4ACCBB text on white | 1.97:1 | Fails | Lc 37.7 | Non-text elements, placeholder text |
| #4ACCBB text on black | 10.64:1 | AAA | Lc -64.7 | 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
#EBF9F6
oklch(97.1% 0.015 181.8)
-
Step 100
100
#D3F2EC
oklch(93.7% 0.033 182.6)
-
Step 200
200
#AAE8DD
oklch(88.6% 0.064 182.6)
-
Step 300
300 (this color)
#4ACCBB
oklch(77% 0.115 183)
-
Step 400
400
#00BAA8
oklch(70.8% 0.126 182.8)
-
Step 500
500
#009F90
oklch(63.1% 0.112 183.2)
-
Step 600
600
#008679
oklch(55.7% 0.099 183.1)
-
Step 700
700
#007065
oklch(49% 0.087 183.1)
-
Step 800
800
#005C53
oklch(42.6% 0.076 183.4)
-
Step 900
900
#004D45
oklch(37.7% 0.067 183.1)
-
Step 950
950
#002E29
oklch(27.1% 0.048 183.6)
#4ACCBB 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) | #C3C1BA | 0.123 |
| Deuteranopia (no green cones) | #B0B3BD | 0.116 |
| Tritanopia (no blue cones) | #00D0C7 | 0.023 |
| Achromatopsia (no color) | #B9B9B9 | 0.117 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #4ACCBB
#4ACCBB
oklch(77% 0.115 183)
- #F194AD
#F194AD
oklch(76.9% 0.115 2.8)
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 #4ACCBB, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Medium Turquoise #48D1CC ΔE 0.024
- Medium Aquamarine #66CDAA ΔE 0.029
- Dark Turquoise #00CED1 ΔE 0.033
- Seafoam Blue #78D1B6 ΔE 0.039
- Pale Teal #82CBB2 ΔE 0.043
- Turquoise #40E0D0 ΔE 0.055
- Topaz #13BBAF ΔE 0.057
- Emerald #06D6A0 ΔE 0.059
Use #4ACCBB 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.