#04272D
Closest named color: Dark (#1B2431). oklch(25.2% 0.04 211.4), rgb(4, 39, 45).
Aa
White text reads best on this color (15.75:1).
About this color
#04272D is a dark, muted teal or cyan. In OKLCH its lightness is 25%, its chroma 0.040 and its hue 211°. Its hue sits on the cool side of the wheel. The nearest named color is Dark (#1B2431), ΔE 0.030 away. White text reads best on it, at 15.75:1.
| Hue family | Teals and cyans |
| Lightness | dark (25%) |
| Chroma | muted (0.040) |
| Temperature | cool |
| Nearest name | Dark (#1B2431) |
| Black text | 1.33:1 |
| White text | 15.75:1 |
Values
| HEX | #04272D |
| RGB | rgb(4, 39, 45) |
| HSL | hsl(189, 84%, 10%) |
| OKLCH | oklch(25.2% 0.04 211.4) |
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 #04272D | 15.75:1 | AAA | Lc -105.2 | Preferred for body text |
| Black text on #04272D | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #04272D text on white | 15.75:1 | AAA | Lc 102.5 | Preferred for body text |
| #04272D text on black | 1.33:1 | Fails | Lc 0.0 | 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 950.
-
Step 50
50
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#E0ECEF
oklch(93.5% 0.013 214.4)
-
Step 200
200
#C6DEE3
oklch(88.4% 0.026 211.6)
-
Step 300
300
#9EC9D2
oklch(80.8% 0.047 211.9)
-
Step 400
400
#64AEBC
oklch(70.8% 0.076 211.1)
-
Step 500
500
#2D99AB
oklch(63.1% 0.097 211.2)
-
Step 600
600
#008294
oklch(55.7% 0.097 211.6)
-
Step 700
700
#006D7C
oklch(49% 0.085 211.2)
-
Step 800
800
#005966
oklch(42.6% 0.074 211.8)
-
Step 900
900
#054A55
oklch(37.6% 0.064 212.1)
-
Step 950
950 (this color)
#04272D
oklch(25.2% 0.04 211.4)
#04272D 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) | #22252D | 0.037 |
| Deuteranopia (no green cones) | #1C212D | 0.033 |
| Tritanopia (no blue cones) | #002A29 | 0.016 |
| Achromatopsia (no color) | #232323 | 0.040 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04272D
#04272D
oklch(25.2% 0.04 211.4)
- #331A16
#331A16
oklch(25.1% 0.041 29.9)
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 #04272D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark #1B2431 ΔE 0.030
- Jet #212529 ΔE 0.035
- Oxford Blue #1B263B ΔE 0.040
- Rich Black #0D1B2A ΔE 0.043
- Space Cadet #2B2D42 ΔE 0.069
- Gunmetal #293241 ΔE 0.071
- Dark Forest Green #002D04 ΔE 0.077
- Very Dark Green #062E03 ΔE 0.079
Use #04272D 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.