#28514D
Closest named color: Dark Slate Gray (#2F4F4F). oklch(40.4% 0.047 187.3), rgb(40, 81, 77).
Aa
White text reads best on this color (8.84:1).
About this color
#28514D is a dark, muted teal or cyan. In OKLCH its lightness is 40%, its chroma 0.047 and its hue 187°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Slate Gray (#2F4F4F), ΔE 0.011 away. White text reads best on it, at 8.84:1.
| Hue family | Teals and cyans |
| Lightness | dark (40%) |
| Chroma | muted (0.047) |
| Temperature | cool |
| Nearest name | Dark Slate Gray (#2F4F4F) |
| Black text | 2.37:1 |
| White text | 8.84:1 |
Values
| HEX | #28514D |
| RGB | rgb(40, 81, 77) |
| HSL | hsl(174, 34%, 24%) |
| OKLCH | oklch(40.4% 0.047 187.3) |
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 #28514D | 8.84:1 | AAA | Lc -94.6 | Preferred for body text |
| Black text on #28514D | 2.37:1 | Fails | Lc 13.9 | Not readable |
| #28514D text on white | 8.84:1 | AAA | Lc 90.1 | Preferred for body text |
| #28514D text on black | 2.37:1 | Fails | Lc -12.2 | 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 800.
-
Step 50
50
#F3F6F6
oklch(97.1% 0.003 197.1)
-
Step 100
100
#E4ECEB
oklch(93.7% 0.009 188.1)
-
Step 200
200
#CFDDDB
oklch(88.6% 0.015 186.7)
-
Step 300
300
#AEC7C3
oklch(81% 0.028 185)
-
Step 400
400
#82AAA5
oklch(70.7% 0.044 186.8)
-
Step 500
500
#61958F
oklch(63.1% 0.056 186.7)
-
Step 600
600
#467F79
oklch(55.6% 0.061 186.9)
-
Step 700
700
#376B66
oklch(49% 0.057 187.4)
-
Step 800
800 (this color)
#28514D
oklch(40.4% 0.047 187.3)
-
Step 900
900
#2A4845
oklch(37.7% 0.036 187.7)
-
Step 950
950
#192A28
oklch(26.9% 0.023 186.7)
#28514D 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) | #4D4D4D | 0.050 |
| Deuteranopia (no green cones) | #46484D | 0.046 |
| Tritanopia (no blue cones) | #145350 | 0.015 |
| Achromatopsia (no color) | #4A4A4A | 0.047 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #28514D
#28514D
oklch(40.4% 0.047 187.3)
- #5F3E44
#5F3E44
oklch(40.4% 0.047 7.5)
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 #28514D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Slate Gray #2F4F4F ΔE 0.011
- Dark Blue Green #005249 ΔE 0.026
- Deep Teal #00555A ΔE 0.027
- Dark Teal #014D4E ΔE 0.030
- Charcoal #264653 ΔE 0.042
- Dark Grey Blue #29465B ΔE 0.050
- Charcoal Grey #3C4142 ΔE 0.052
- Petrol #005F6A ΔE 0.055
Use #28514D 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.