#004638
Closest named color: Evergreen (#05472A). oklch(35.2% 0.067 173.7), rgb(0, 70, 56).
Aa
White text reads best on this color (10.86:1).
About this color
#004638 is a dark, muted teal or cyan. In OKLCH its lightness is 35%, its chroma 0.067 and its hue 174°. Its hue sits on the cool side of the wheel. The nearest named color is Evergreen (#05472A), ΔE 0.024 away. White text reads best on it, at 10.86:1.
| Hue family | Teals and cyans |
| Lightness | dark (35%) |
| Chroma | muted (0.067) |
| Temperature | cool |
| Nearest name | Evergreen (#05472A) |
| Black text | 1.93:1 |
| White text | 10.86:1 |
Values
| HEX | #004638 |
| RGB | rgb(0, 70, 56) |
| HSL | hsl(168, 100%, 14%) |
| OKLCH | oklch(35.2% 0.067 173.7) |
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 #004638 | 10.86:1 | AAA | Lc -98.6 | Preferred for body text |
| Black text on #004638 | 1.93:1 | Fails | Lc 9.2 | Not readable |
| #004638 text on white | 10.86:1 | AAA | Lc 94.7 | Preferred for body text |
| #004638 text on black | 1.93:1 | Fails | Lc -7.9 | Not readable |
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 900.
-
Step 50
50
#F1F7F5
oklch(97.1% 0.007 174.4)
-
Step 100
100
#E1EDE9
oklch(93.6% 0.014 174.2)
-
Step 200
200
#C7DFD7
oklch(88.4% 0.028 173.6)
-
Step 300
300
#A0CCBE
oklch(81% 0.05 173.6)
-
Step 400
400
#68B19C
oklch(70.6% 0.08 173.5)
-
Step 500
500
#349E84
oklch(63.2% 0.104 173.2)
-
Step 600
600
#00876E
oklch(55.6% 0.106 173.6)
-
Step 700
700
#00725C
oklch(49.2% 0.094 173.1)
-
Step 800
800
#005D4B
oklch(42.7% 0.081 173.5)
-
Step 900
900 (this color)
#004638
oklch(35.2% 0.067 173.7)
-
Step 950
950
#0B2D25
oklch(27% 0.042 174.6)
#004638 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) | #434137 | 0.069 |
| Deuteranopia (no green cones) | #3B3B39 | 0.066 |
| Tritanopia (no blue cones) | #004742 | 0.017 |
| Achromatopsia (no color) | #3D3D3D | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #004638
#004638
oklch(35.2% 0.067 173.7)
- #552B3D
#552B3D
oklch(35.1% 0.066 354)
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 #004638, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Evergreen #05472A ΔE 0.024
- Dark Teal #014D4E ΔE 0.039
- Pine Green #0A481E ΔE 0.042
- Dark Blue Green #005249 ΔE 0.043
- Charcoal #264653 ΔE 0.058
- Midnight Green #073B4C ΔE 0.060
- British Racing Green #05480D ΔE 0.060
- Forrest Green #154406 ΔE 0.061
Use #004638 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.