#024F5C
Closest named color: Deep Teal (#00555A). oklch(39.3% 0.068 213.7), rgb(2, 79, 92).
Aa
White text reads best on this color (9.22:1).
About this color
#024F5C is a dark, muted teal or cyan. In OKLCH its lightness is 39%, its chroma 0.068 and its hue 214°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Teal (#00555A), ΔE 0.021 away. White text reads best on it, at 9.22:1.
| Hue family | Teals and cyans |
| Lightness | dark (39%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Deep Teal (#00555A) |
| Black text | 2.27:1 |
| White text | 9.22:1 |
Values
| HEX | #024F5C |
| RGB | rgb(2, 79, 92) |
| HSL | hsl(189, 96%, 18%) |
| OKLCH | oklch(39.3% 0.068 213.7) |
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 #024F5C | 9.22:1 | AAA | Lc -95.2 | Preferred for body text |
| Black text on #024F5C | 2.27:1 | Fails | Lc 13.1 | Not readable |
| #024F5C text on white | 9.22:1 | AAA | Lc 90.8 | Preferred for body text |
| #024F5C text on black | 2.27:1 | Fails | Lc -11.5 | 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
#F1F7F8
oklch(97.2% 0.007 208.8)
-
Step 100
100
#DFEDF0
oklch(93.7% 0.015 212)
-
Step 200
200
#C5DEE5
oklch(88.4% 0.028 216.4)
-
Step 300
300
#9BCAD5
oklch(80.9% 0.052 213.7)
-
Step 400
400
#5FAEC0
oklch(70.7% 0.082 214.3)
-
Step 500
500
#1E99B0
oklch(63% 0.105 214.3)
-
Step 600
600
#008196
oklch(55.5% 0.098 214.4)
-
Step 700
700
#006D7E
oklch(49.1% 0.086 213.3)
-
Step 800
800
#005968
oklch(42.7% 0.075 214.2)
-
Step 900
900 (this color)
#024F5C
oklch(39.3% 0.068 213.7)
-
Step 950
950
#052C33
oklch(27.1% 0.043 212.5)
#024F5C 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) | #464C5D | 0.062 |
| Deuteranopia (no green cones) | #3B445C | 0.056 |
| Tritanopia (no blue cones) | #005453 | 0.026 |
| Achromatopsia (no color) | #474747 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #024F5C
#024F5C
oklch(39.3% 0.068 213.7)
- #65372D
#65372D
oklch(39.2% 0.068 33.2)
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 #024F5C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Teal #00555A ΔE 0.021
- Dark Teal #014D4E ΔE 0.024
- Charcoal #264653 ΔE 0.033
- Dark Grey Blue #29465B ΔE 0.036
- Dark Slate Gray #2F4F4F ΔE 0.036
- Dark Blue Green #005249 ΔE 0.038
- Petrol #005F6A ΔE 0.052
- Dark Blue Grey #1F3B4D ΔE 0.064
Use #024F5C 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.