#55C09C
Closest named color: Greenblue (#23C48B). oklch(73.5% 0.113 168.3), rgb(85, 192, 156).
Aa
Black text reads best on this color (9.40:1).
About this color
#55C09C is a medium-light, moderately saturated green. In OKLCH its lightness is 73%, its chroma 0.113 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greenblue (#23C48B), ΔE 0.041 away. Black text reads best on it, at 9.40:1.
| Hue family | Greens |
| Lightness | medium-light (73%) |
| Chroma | moderately saturated (0.113) |
| Temperature | in between |
| Nearest name | Greenblue (#23C48B) |
| Black text | 9.40:1 |
| White text | 2.23:1 |
Values
| HEX | #55C09C |
| RGB | rgb(85, 192, 156) |
| HSL | hsl(160, 46%, 54%) |
| OKLCH | oklch(73.5% 0.113 168.3) |
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 #55C09C | 2.23:1 | Fails | Lc -48.5 | Large or bold text, headings |
| Black text on #55C09C | 9.40:1 | AAA | Lc 60.2 | Content text, not long reading |
| #55C09C text on white | 2.23:1 | Fails | Lc 43.7 | Non-text elements, placeholder text |
| #55C09C text on black | 9.40:1 | AAA | Lc -58.4 | 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
#F0F8F4
oklch(97.2% 0.01 164.9)
-
Step 100
100
#DEEFE7
oklch(93.7% 0.021 166.1)
-
Step 200
200
#C1E2D4
oklch(88.5% 0.04 167.9)
-
Step 300
300
#93D0B8
oklch(80.9% 0.071 168.1)
-
Step 400
400 (this color)
#55C09C
oklch(73.5% 0.113 168.3)
-
Step 500
500
#00A17B
oklch(63% 0.127 168.5)
-
Step 600
600
#008867
oklch(55.7% 0.112 168.2)
-
Step 700
700
#007256
oklch(49% 0.099 168.4)
-
Step 800
800
#005E46
oklch(42.8% 0.087 168)
-
Step 900
900
#004E3A
oklch(37.7% 0.076 168.5)
-
Step 950
950
#002F21
oklch(27.1% 0.055 167.3)
#55C09C 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) | #BCB49A | 0.115 |
| Deuteranopia (no green cones) | #ACA99E | 0.110 |
| Tritanopia (no blue cones) | #20C1B6 | 0.040 |
| Achromatopsia (no color) | #ADADAD | 0.114 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55C09C
#55C09C
oklch(73.5% 0.113 168.3)
- #DE8BB5
#DE8BB5
oklch(73.5% 0.113 348.5)
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 #55C09C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greenblue #23C48B ΔE 0.041
- Greeny Blue #42B395 ΔE 0.041
- Green Blue #01C08D ΔE 0.041
- Medium Aquamarine #66CDAA ΔE 0.042
- Topaz #13BBAF ΔE 0.044
- Soft Green #6FC276 ΔE 0.053
- Dark Sea Green #8FBC8F ΔE 0.053
- Faded Green #7BB274 ΔE 0.057
Use #55C09C 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.