#04553F
Closest named color: Dark Blue Green (#005249). oklch(40% 0.08 167.7), rgb(4, 85, 63).
Aa
White text reads best on this color (8.83:1).
About this color
#04553F is a dark, moderately saturated green. In OKLCH its lightness is 40%, its chroma 0.080 and its hue 168°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Blue Green (#005249), ΔE 0.022 away. White text reads best on it, at 8.83:1.
| Hue family | Greens |
| Lightness | dark (40%) |
| Chroma | moderately saturated (0.080) |
| Temperature | in between |
| Nearest name | Dark Blue Green (#005249) |
| Black text | 2.37:1 |
| White text | 8.83:1 |
Values
| HEX | #04553F |
| RGB | rgb(4, 85, 63) |
| HSL | hsl(164, 91%, 17%) |
| OKLCH | oklch(40% 0.08 167.7) |
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 #04553F | 8.83:1 | AAA | Lc -94.3 | Preferred for body text |
| Black text on #04553F | 2.37:1 | Fails | Lc 14.2 | Not readable |
| #04553F text on white | 8.83:1 | AAA | Lc 89.8 | Fine for body text |
| #04553F text on black | 2.37:1 | Fails | Lc -12.5 | 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
#F1F7F4
oklch(97.1% 0.007 164.9)
-
Step 100
100
#E0EEE7
oklch(93.7% 0.018 164.6)
-
Step 200
200
#C5E1D5
oklch(88.6% 0.034 167.9)
-
Step 300
300
#9CCEB9
oklch(81% 0.06 167.2)
-
Step 400
400
#5FB495
oklch(70.8% 0.096 167.7)
-
Step 500
500
#1CA17B
oklch(63.2% 0.122 167.6)
-
Step 600
600
#008866
oklch(55.6% 0.113 167.6)
-
Step 700
700
#007255
oklch(49% 0.1 167.6)
-
Step 800
800
#005E45
oklch(42.8% 0.088 167.1)
-
Step 900
900 (this color)
#04553F
oklch(40% 0.08 167.7)
-
Step 950
950
#052E21
oklch(26.9% 0.051 167.1)
#04553F 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) | #534E3E | 0.081 |
| Deuteranopia (no green cones) | #494740 | 0.077 |
| Tritanopia (no blue cones) | #00554F | 0.027 |
| Achromatopsia (no color) | #4A4A4A | 0.080 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04553F
#04553F
oklch(40% 0.08 167.7)
- #66344F
#66344F
oklch(39.8% 0.08 347.7)
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 #04553F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Blue Green #005249 ΔE 0.022
- Spruce #0A5F38 ΔE 0.039
- Dark Teal #014D4E ΔE 0.043
- Pine #2B5D34 ΔE 0.043
- Deep Teal #00555A ΔE 0.046
- Dark Slate Gray #2F4F4F ΔE 0.050
- Evergreen #05472A ΔE 0.050
- Pine Green #0A481E ΔE 0.056
Use #04553F 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.