#63A458
Closest named color: Off Green (#6BA353). oklch(65.6% 0.127 140.9), rgb(99, 164, 88).
Aa
Black text reads best on this color (6.98:1).
About this color
#63A458 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.127 and its hue 141°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Off Green (#6BA353), ΔE 0.009 away. Black text reads best on it, at 6.98:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.127) |
| Temperature | in between |
| Nearest name | Off Green (#6BA353) |
| Black text | 6.98:1 |
| White text | 3.00:1 |
Values
| HEX | #63A458 |
| RGB | rgb(99, 164, 88) |
| HSL | hsl(111, 30%, 49%) |
| OKLCH | oklch(65.6% 0.127 140.9) |
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 #63A458 | 3.00:1 | AA large text | Lc -62.0 | Content text, not long reading |
| Black text on #63A458 | 6.98:1 | AA | Lc 47.4 | Large or bold text, headings |
| #63A458 text on white | 3.00:1 | AA large text | Lc 56.6 | Large or bold text, headings |
| #63A458 text on black | 6.98:1 | AA | Lc -45.1 | 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
#F2F7F2
oklch(97.1% 0.008 145.5)
-
Step 100
100
#E4EDE2
oklch(93.6% 0.017 140)
-
Step 200
200
#CDDFCA
oklch(88.4% 0.034 141.2)
-
Step 300
300
#ABCBA6
oklch(80.9% 0.062 141.3)
-
Step 400
400
#7EB075
oklch(70.7% 0.099 140.7)
-
Step 500
500 (this color)
#63A458
oklch(65.6% 0.127 140.9)
-
Step 600
600
#3F8633
oklch(55.5% 0.138 140.9)
-
Step 700
700
#317226
oklch(49.2% 0.128 140.9)
-
Step 800
800
#295D21
oklch(42.8% 0.107 141.1)
-
Step 900
900
#264C20
oklch(37.6% 0.083 141)
-
Step 950
950
#172D13
oklch(27.1% 0.054 140.6)
#63A458 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) | #A89852 | 0.091 |
| Deuteranopia (no green cones) | #9E925D | 0.090 |
| Tritanopia (no blue cones) | #5EA092 | 0.083 |
| Achromatopsia (no color) | #959595 | 0.128 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #63A458
#63A458
oklch(65.6% 0.127 140.9)
- #B476C0
#B476C0
oklch(65.7% 0.126 320.9)
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 #63A458, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Off Green #6BA353 ΔE 0.009
- Muted Green #5FA052 ΔE 0.013
- Fern #63A950 ΔE 0.019
- Flat Green #699D4C ΔE 0.020
- Dull Green #74A662 ΔE 0.025
- Algae #54AC68 ΔE 0.025
- Dark Pastel Green #56AE57 ΔE 0.031
- Mid Green #50A747 ΔE 0.031
Use #63A458 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.