#55B490
Closest named color: Greeny Blue (#42B395). oklch(70.2% 0.106 166.1), rgb(85, 180, 144).
Aa
Black text reads best on this color (8.31:1).
About this color
#55B490 is a medium-light, moderately saturated green. In OKLCH its lightness is 70%, its chroma 0.106 and its hue 166°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Greeny Blue (#42B395), ΔE 0.015 away. Black text reads best on it, at 8.31:1.
| Hue family | Greens |
| Lightness | medium-light (70%) |
| Chroma | moderately saturated (0.106) |
| Temperature | in between |
| Nearest name | Greeny Blue (#42B395) |
| Black text | 8.31:1 |
| White text | 2.52:1 |
Values
| HEX | #55B490 |
| RGB | rgb(85, 180, 144) |
| HSL | hsl(157, 39%, 52%) |
| OKLCH | oklch(70.2% 0.106 166.1) |
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 #55B490 | 2.52:1 | Fails | Lc -54.4 | Large or bold text, headings |
| Black text on #55B490 | 8.31:1 | AAA | Lc 54.7 | Large or bold text, headings |
| #55B490 text on white | 2.52:1 | Fails | Lc 49.3 | Large or bold text, headings |
| #55B490 text on black | 8.31:1 | AAA | Lc -52.7 | 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
#F0F7F4
oklch(97% 0.008 168.8)
-
Step 100
100
#DFEEE7
oklch(93.6% 0.018 166.4)
-
Step 200
200
#C3E1D4
oklch(88.4% 0.036 167.5)
-
Step 300
300
#98CFB7
oklch(81% 0.066 166)
-
Step 400
400 (this color)
#55B490
oklch(70.2% 0.106 166.1)
-
Step 500
500
#00A277
oklch(63.2% 0.131 166)
-
Step 600
600
#008864
oklch(55.6% 0.115 166.4)
-
Step 700
700
#007253
oklch(49% 0.101 166.2)
-
Step 800
800
#005E44
oklch(42.7% 0.088 166.3)
-
Step 900
900
#004E38
oklch(37.6% 0.078 166.4)
-
Step 950
950
#002F20
oklch(27.1% 0.056 165.8)
#55B490 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) | #B1A98E | 0.106 |
| Deuteranopia (no green cones) | #A29F92 | 0.101 |
| Tritanopia (no blue cones) | #30B4AA | 0.040 |
| Achromatopsia (no color) | #A3A3A3 | 0.107 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #55B490
#55B490
oklch(70.2% 0.106 166.1)
- #CF84AD
#CF84AD
oklch(70.3% 0.105 346.2)
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 #55B490, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Greeny Blue #42B395 ΔE 0.015
- Tea #65AB7C ΔE 0.031
- Dark Seafoam Green #3EAF76 ΔE 0.042
- Bluey Green #2BB179 ΔE 0.045
- Dusty Green #76A973 ΔE 0.045
- Faded Green #7BB274 ΔE 0.045
- Topaz #13BBAF ΔE 0.046
- Green Blue #01C08D ΔE 0.046
Use #55B490 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.