#649C75
Closest named color: Grey Teal (#5E9B8A). oklch(64.3% 0.083 153.2), rgb(100, 156, 117).
Aa
Black text reads best on this color (6.55:1).
About this color
#649C75 is a medium-light, moderately saturated green. In OKLCH its lightness is 64%, its chroma 0.083 and its hue 153°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Grey Teal (#5E9B8A), ΔE 0.031 away. Black text reads best on it, at 6.55:1.
| Hue family | Greens |
| Lightness | medium-light (64%) |
| Chroma | moderately saturated (0.083) |
| Temperature | in between |
| Nearest name | Grey Teal (#5E9B8A) |
| Black text | 6.55:1 |
| White text | 3.20:1 |
Values
| HEX | #649C75 |
| RGB | rgb(100, 156, 117) |
| HSL | hsl(138, 22%, 50%) |
| OKLCH | oklch(64.3% 0.083 153.2) |
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 #649C75 | 3.20:1 | AA large text | Lc -64.6 | Content text, not long reading |
| Black text on #649C75 | 6.55:1 | AA | Lc 44.9 | Non-text elements, placeholder text |
| #649C75 text on white | 3.20:1 | AA large text | Lc 59.2 | Large or bold text, headings |
| #649C75 text on black | 6.55:1 | AA | Lc -42.6 | Non-text elements, placeholder text |
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
#F3F6F4
oklch(97% 0.004 157.2)
-
Step 100
100
#E4ECE6
oklch(93.5% 0.012 153.7)
-
Step 200
200
#CEDED2
oklch(88.5% 0.024 153.4)
-
Step 300
300
#ADC9B4
oklch(80.9% 0.042 153)
-
Step 400
400
#82AD8E
oklch(70.8% 0.065 153.2)
-
Step 500
500 (this color)
#649C75
oklch(64.3% 0.083 153.2)
-
Step 600
600
#45835A
oklch(55.7% 0.091 153.4)
-
Step 700
700
#376E4A
oklch(49% 0.083 153.5)
-
Step 800
800
#2E5A3D
oklch(42.7% 0.069 153.5)
-
Step 900
900
#2A4A34
oklch(37.7% 0.054 153.2)
-
Step 950
950
#192B1E
oklch(26.9% 0.034 152.4)
#649C75 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) | #9C9373 | 0.074 |
| Deuteranopia (no green cones) | #938D77 | 0.072 |
| Tritanopia (no blue cones) | #5A9B91 | 0.042 |
| Achromatopsia (no color) | #909090 | 0.084 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #649C75
#649C75
oklch(64.3% 0.083 153.2)
- #AC7AA3
#AC7AA3
oklch(64.3% 0.084 333)
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 #649C75, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Grey Teal #5E9B8A ΔE 0.031
- Green Grey #77926F ΔE 0.033
- Greeny Grey #7EA07A ΔE 0.035
- Dull Teal #5F9E8F ΔE 0.036
- Moss #769958 ΔE 0.037
- Ocean Green #3D9973 ΔE 0.038
- Slate Green #658D6D ΔE 0.042
- Tea #65AB7C ΔE 0.042
Use #649C75 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.