#64A565
Closest named color: Dull Green (#74A662). oklch(66.2% 0.115 144.5), rgb(100, 165, 101).
Aa
Black text reads best on this color (7.11:1).
About this color
#64A565 is a medium-light, moderately saturated green. In OKLCH its lightness is 66%, its chroma 0.115 and its hue 144°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dull Green (#74A662), ΔE 0.018 away. Black text reads best on it, at 7.11:1.
| Hue family | Greens |
| Lightness | medium-light (66%) |
| Chroma | moderately saturated (0.115) |
| Temperature | in between |
| Nearest name | Dull Green (#74A662) |
| Black text | 7.11:1 |
| White text | 2.95:1 |
Values
| HEX | #64A565 |
| RGB | rgb(100, 165, 101) |
| HSL | hsl(121, 27%, 52%) |
| OKLCH | oklch(66.2% 0.115 144.5) |
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 #64A565 | 2.95:1 | Fails | Lc -61.2 | Content text, not long reading |
| Black text on #64A565 | 7.11:1 | AAA | Lc 48.1 | Large or bold text, headings |
| #64A565 text on white | 2.95:1 | Fails | Lc 55.9 | Large or bold text, headings |
| #64A565 text on black | 7.11:1 | AAA | Lc -45.9 | 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
#E4EDE3
oklch(93.7% 0.016 142.6)
-
Step 200
200
#CDDFCD
oklch(88.5% 0.031 145.3)
-
Step 300
300
#ABCBAA
oklch(81% 0.057 144.2)
-
Step 400
400
#7EB07D
oklch(70.8% 0.09 144.1)
-
Step 500
500 (this color)
#64A565
oklch(66.2% 0.115 144.5)
-
Step 600
600
#3E8641
oklch(55.7% 0.126 144.4)
-
Step 700
700
#307133
oklch(49.1% 0.116 144.4)
-
Step 800
800
#295C2B
oklch(42.7% 0.095 144.4)
-
Step 900
900
#264C27
oklch(37.8% 0.075 144.4)
-
Step 950
950
#172C17
oklch(26.9% 0.047 144.1)
#64A565 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) | #A79A61 | 0.088 |
| Deuteranopia (no green cones) | #9E9469 | 0.087 |
| Tritanopia (no blue cones) | #5CA295 | 0.070 |
| Achromatopsia (no color) | #969696 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #64A565
#64A565
oklch(66.2% 0.115 144.5)
- #B679BA
#B679BA
oklch(66.1% 0.116 324.6)
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 #64A565, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dull Green #74A662 ΔE 0.018
- Off Green #6BA353 ΔE 0.020
- Algae #54AC68 ΔE 0.022
- Muted Green #5FA052 ΔE 0.025
- Dusty Green #76A973 ΔE 0.030
- Tea #65AB7C ΔE 0.030
- Flat Green #699D4C ΔE 0.030
- Fern #63A950 ΔE 0.031
Use #64A565 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.