#63A185
Closest named color: Dull Teal (#5F9E8F). oklch(65.9% 0.077 163.9), rgb(99, 161, 133).
Aa
Black text reads best on this color (6.96:1).
About this color
#63A185 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.077 and its hue 164°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dull Teal (#5F9E8F), ΔE 0.020 away. Black text reads best on it, at 6.96:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.077) |
| Temperature | in between |
| Nearest name | Dull Teal (#5F9E8F) |
| Black text | 6.96:1 |
| White text | 3.01:1 |
Values
| HEX | #63A185 |
| RGB | rgb(99, 161, 133) |
| HSL | hsl(153, 25%, 51%) |
| OKLCH | oklch(65.9% 0.077 163.9) |
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 #63A185 | 3.01:1 | AA large text | Lc -62.1 | Content text, not long reading |
| Black text on #63A185 | 6.96:1 | AA | Lc 47.3 | Large or bold text, headings |
| #63A185 text on white | 3.01:1 | AA large text | Lc 56.8 | Large or bold text, headings |
| #63A185 text on black | 6.96:1 | AA | Lc -45.0 | 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 500.
-
Step 50
50
#F2F6F4
oklch(97% 0.005 165)
-
Step 100
100
#E4ECE8
oklch(93.6% 0.01 164.9)
-
Step 200
200
#CDDED5
oklch(88.5% 0.022 163)
-
Step 300
300
#ABC9BA
oklch(80.9% 0.038 163.8)
-
Step 400
400
#7EAD96
oklch(70.7% 0.061 163.2)
-
Step 500
500 (this color)
#63A185
oklch(65.9% 0.077 163.9)
-
Step 600
600
#3E8366
oklch(55.6% 0.084 163.9)
-
Step 700
700
#2F6F55
oklch(49.2% 0.079 164.1)
-
Step 800
800
#295A45
oklch(42.7% 0.064 163.5)
-
Step 900
900
#264A3A
oklch(37.7% 0.05 163.5)
-
Step 950
950
#172B22
oklch(26.9% 0.031 164)
#63A185 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) | #9F9984 | 0.076 |
| Deuteranopia (no green cones) | #959287 | 0.073 |
| Tritanopia (no blue cones) | #53A199 | 0.031 |
| Achromatopsia (no color) | #959595 | 0.078 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63A185
#63A185
oklch(65.9% 0.077 163.9)
- #B47F9E
#B47F9E
oklch(65.9% 0.077 343.5)
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 #63A185, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Teal #5F9E8F ΔE 0.020
- Grey Teal #5E9B8A ΔE 0.022
- Greeny Grey #7EA07A ΔE 0.031
- Tea #65AB7C ΔE 0.036
- Grey Green #86A17D ΔE 0.040
- Cadet Blue #5F9EA0 ΔE 0.044
- Dusty Green #76A973 ΔE 0.044
- Green Grey #77926F ΔE 0.045
Use #63A185 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.