#63AE67
Closest named color: Algae (#54AC68). oklch(68.4% 0.127 145.2), rgb(99, 174, 103).
Aa
Black text reads best on this color (7.78:1).
About this color
#63AE67 is a medium-light, moderately saturated green. In OKLCH its lightness is 68%, its chroma 0.127 and its hue 145°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Algae (#54AC68), ΔE 0.015 away. Black text reads best on it, at 7.78:1.
| Hue family | Greens |
| Lightness | medium-light (68%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Algae (#54AC68) |
| Black text | 7.78:1 |
| White text | 2.69:1 |
Values
| HEX | #63AE67 |
| RGB | rgb(99, 174, 103) |
| HSL | hsl(123, 32%, 54%) |
| OKLCH | oklch(68.4% 0.127 145.2) |
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 #63AE67 | 2.69:1 | Fails | Lc -57.4 | Large or bold text, headings |
| Black text on #63AE67 | 7.78:1 | AAA | Lc 51.8 | Large or bold text, headings |
| #63AE67 text on white | 2.69:1 | Fails | Lc 52.2 | Large or bold text, headings |
| #63AE67 text on black | 7.78:1 | AAA | Lc -49.7 | 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
#F1F7F1
oklch(97% 0.01 145.5)
-
Step 100
100
#E1EEE1
oklch(93.6% 0.022 145.4)
-
Step 200
200
#C8E1C8
oklch(88.4% 0.043 145.2)
-
Step 300
300
#A1CFA1
oklch(81% 0.08 144.8)
-
Step 400
400 (this color)
#63AE67
oklch(68.4% 0.127 145.2)
-
Step 500
500
#3AA245
oklch(63.1% 0.163 145.1)
-
Step 600
600
#008C25
oklch(55.6% 0.174 145.1)
-
Step 700
700
#00761E
oklch(49.2% 0.154 145.2)
-
Step 800
800
#006117
oklch(42.8% 0.134 145.2)
-
Step 900
900
#104F19
oklch(37.6% 0.105 145.2)
-
Step 950
950
#0C2F10
oklch(27.1% 0.068 145.4)
#63AE67 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) | #B0A262 | 0.098 |
| Deuteranopia (no green cones) | #A69B6B | 0.097 |
| Tritanopia (no blue cones) | #59AA9C | 0.077 |
| Achromatopsia (no color) | #9D9D9D | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63AE67
#63AE67
oklch(68.4% 0.127 145.2)
- #C17DC4
#C17DC4
oklch(68.5% 0.126 325.4)
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 #63AE67, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Algae #54AC68 ΔE 0.015
- Boring Green #63B365 ΔE 0.016
- Asparagus #77AB56 ΔE 0.024
- Dark Pastel Green #56AE57 ΔE 0.025
- Dull Green #74A662 ΔE 0.026
- Fern #63A950 ΔE 0.026
- Medium Sea Green #3CB371 ΔE 0.029
- Dark Seafoam Green #3EAF76 ΔE 0.030
Use #63AE67 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.