#64A527
Closest named color: Grass (#5CAC2D). oklch(65.4% 0.168 133.4), rgb(100, 165, 39).
Aa
Black text reads best on this color (6.95:1).
About this color
#64A527 is a medium-light, vivid green. In OKLCH its lightness is 65%, its chroma 0.168 and its hue 133°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grass (#5CAC2D), ΔE 0.019 away. Black text reads best on it, at 6.95:1.
| Hue family | Greens |
| Lightness | medium-light (65%) |
| Chroma | vivid (0.168) |
| Temperature | in between |
| Nearest name | Grass (#5CAC2D) |
| Black text | 6.95:1 |
| White text | 3.02:1 |
Values
| HEX | #64A527 |
| RGB | rgb(100, 165, 39) |
| HSL | hsl(91, 62%, 40%) |
| OKLCH | oklch(65.4% 0.168 133.4) |
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 #64A527 | 3.02:1 | AA large text | Lc -62.1 | Content text, not long reading |
| Black text on #64A527 | 6.95:1 | AA | Lc 47.4 | Large or bold text, headings |
| #64A527 text on white | 3.02:1 | AA large text | Lc 56.7 | Large or bold text, headings |
| #64A527 text on black | 6.95:1 | 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
#F2F7F0
oklch(97% 0.011 136.6)
-
Step 100
100
#E4EEDE
oklch(93.7% 0.024 133.5)
-
Step 200
200
#CDE0C2
oklch(88.4% 0.045 133.9)
-
Step 300
300
#ACCD96
oklch(81% 0.083 133.2)
-
Step 400
400
#7FB259
oklch(70.7% 0.132 133.3)
-
Step 500
500 (this color)
#64A527
oklch(65.4% 0.168 133.4)
-
Step 600
600
#4A8600
oklch(55.7% 0.159 133.6)
-
Step 700
700
#3E7000
oklch(49% 0.139 133.3)
-
Step 800
800
#325C00
oklch(42.7% 0.121 133.3)
-
Step 900
900
#284D00
oklch(37.7% 0.108 133.7)
-
Step 950
950
#182D05
oklch(26.9% 0.069 133.2)
#64A527 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) | #AC9809 | 0.096 |
| Deuteranopia (no green cones) | #A39334 | 0.097 |
| Tritanopia (no blue cones) | #649E8D | 0.125 |
| Achromatopsia (no color) | #949494 | 0.169 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A527
#64A527
oklch(65.4% 0.168 133.4)
- #B46DD8
#B46DD8
oklch(65.4% 0.168 313.2)
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 #64A527, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grass #5CAC2D ΔE 0.019
- Leaf Green #5CA904 ΔE 0.021
- Leaf #71AA34 ΔE 0.023
- Mid Green #50A747 ΔE 0.026
- Fern #63A950 ΔE 0.033
- Medium Green #39AD48 ΔE 0.037
- Dark Pastel Green #56AE57 ΔE 0.040
- Off Green #6BA353 ΔE 0.043
Use #64A527 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.