#5BBD8B
Closest named color: Greenblue (#23C48B). oklch(72.5% 0.119 159.1), rgb(91, 189, 139).
Aa
Black text reads best on this color (9.09:1).
About this color
#5BBD8B is a medium-light, moderately saturated green. In OKLCH its lightness is 73%, its chroma 0.119 and its hue 159°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.033 away. Black text reads best on it, at 9.09:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.119) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 9.09:1 |
| White text | 2.30:1 |
Values
| HEX | #5BBD8B |
| RGB | rgb(91, 189, 139) |
| HSL | hsl(149, 43%, 55%) |
| OKLCH | oklch(72.5% 0.119 159.1) |
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 #5BBD8B | 2.30:1 | Fails | Lc -50.2 | Large or bold text, headings |
| Black text on #5BBD8B | 9.09:1 | AAA | Lc 58.7 | Large or bold text, headings |
| #5BBD8B text on white | 2.30:1 | Fails | Lc 45.3 | Large or bold text, headings |
| #5BBD8B text on black | 9.09:1 | AAA | Lc -56.8 | Large or bold text, headings |
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 400.
-
Step 50
50
#F0F8F3
oklch(97.2% 0.011 158.8)
-
Step 100
100
#DEEFE5
oklch(93.7% 0.022 160.2)
-
Step 200
200
#C3E2CF
oklch(88.5% 0.042 158.5)
-
Step 300
300
#97D0AF
oklch(80.9% 0.075 158.8)
-
Step 400
400 (this color)
#5BBD8B
oklch(72.5% 0.119 159.1)
-
Step 500
500
#00A369
oklch(63.1% 0.144 159.3)
-
Step 600
600
#008957
oklch(55.5% 0.128 159.1)
-
Step 700
700
#007349
oklch(49% 0.112 159.4)
-
Step 800
800
#005F3B
oklch(42.8% 0.098 159.1)
-
Step 900
900
#004F30
oklch(37.7% 0.087 158.9)
-
Step 950
950
#002F1B
oklch(26.9% 0.062 159.3)
#5BBD8B 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) | #BBB188 | 0.111 |
| Deuteranopia (no green cones) | #ADA68E | 0.109 |
| Tritanopia (no blue cones) | #3DBCAF | 0.053 |
| Achromatopsia (no color) | #ABABAB | 0.120 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5BBD8B
#5BBD8B
oklch(72.5% 0.119 159.1)
- #D788BF
#D788BF
oklch(72.5% 0.119 338.9)
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 #5BBD8B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.033
- Green Blue #01C08D ΔE 0.035
- Soft Green #6FC276 ΔE 0.037
- Faded Green #7BB274 ΔE 0.040
- Dark Mint #48C072 ΔE 0.041
- Greeny Blue #42B395 ΔE 0.041
- Sage Green #88B378 ΔE 0.047
- Boring Green #63B365 ΔE 0.047
Use #5BBD8B 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.