#638067
Closest named color: Dark Sage (#598556). oklch(57% 0.051 148.7), rgb(99, 128, 103).
Aa
Black text reads best on this color (4.81:1).
About this color
#638067 is a medium-dark, muted green. In OKLCH its lightness is 57%, its chroma 0.051 and its hue 149°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Sage (#598556), ΔE 0.036 away. Black text reads best on it, at 4.81:1.
| Hue family | Greens |
| Lightness | medium-dark (57%) |
| Chroma | muted (0.051) |
| Temperature | in between |
| Nearest name | Dark Sage (#598556) |
| Black text | 4.81:1 |
| White text | 4.36:1 |
Values
| HEX | #638067 |
| RGB | rgb(99, 128, 103) |
| HSL | hsl(128, 13%, 45%) |
| OKLCH | oklch(57% 0.051 148.7) |
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 #638067 | 4.36:1 | AA large text | Lc -75.7 | Fine for body text |
| Black text on #638067 | 4.81:1 | AA | Lc 33.9 | Non-text elements, placeholder text |
| #638067 text on white | 4.36:1 | AA large text | Lc 70.2 | Content text, not long reading |
| #638067 text on black | 4.81:1 | AA | Lc -31.5 | 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 600.
-
Step 50
50
#F4F6F4
oklch(97.1% 0.003 145.5)
-
Step 100
100
#E7EBE7
oklch(93.6% 0.007 145.5)
-
Step 200
200
#D4DCD5
oklch(88.6% 0.013 149.2)
-
Step 300
300
#B7C5B9
oklch(80.9% 0.023 149.6)
-
Step 400
400
#92A794
oklch(70.7% 0.036 147.9)
-
Step 500
500
#77927A
oklch(63.2% 0.047 148.1)
-
Step 600
600 (this color)
#638067
oklch(57% 0.051 148.7)
-
Step 700
700
#4E6852
oklch(49% 0.047 149)
-
Step 800
800
#405543
oklch(42.6% 0.039 148.8)
-
Step 900
900
#374639
oklch(37.7% 0.029 148.7)
-
Step 950
950
#202921
oklch(26.9% 0.019 148.1)
#638067 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) | #817B66 | 0.043 |
| Deuteranopia (no green cones) | #7C7868 | 0.041 |
| Tritanopia (no blue cones) | #607F79 | 0.028 |
| Achromatopsia (no color) | #797979 | 0.051 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #638067
#638067
oklch(57% 0.051 148.7)
- #886D86
#886D86
oklch(56.9% 0.05 328.6)
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 #638067, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sage #598556 ΔE 0.036
- Slate Green #658D6D ΔE 0.038
- Military Green #667C3E ΔE 0.052
- Medium Grey #7D7F7C ΔE 0.052
- Battleship Grey #6B7C85 ΔE 0.053
- Dusty Teal #4C9085 ΔE 0.054
- Grey Brown #7F7053 ΔE 0.055
- Battleship Gray #6C757D ΔE 0.056
Use #638067 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.