#024C5B
Closest named color: Dark Teal (#014D4E). oklch(38.4% 0.068 217), rgb(2, 76, 91).
Aa
White text reads best on this color (9.60:1).
About this color
#024C5B is a dark, muted teal or cyan. In OKLCH its lightness is 38%, its chroma 0.068 and its hue 217°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Teal (#014D4E), ΔE 0.024 away. White text reads best on it, at 9.60:1.
| Hue family | Teals and cyans |
| Lightness | dark (38%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Dark Teal (#014D4E) |
| Black text | 2.18:1 |
| White text | 9.60:1 |
Values
| HEX | #024C5B |
| RGB | rgb(2, 76, 91) |
| HSL | hsl(190, 96%, 18%) |
| OKLCH | oklch(38.4% 0.068 217) |
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 #024C5B | 9.60:1 | AAA | Lc -96.1 | Preferred for body text |
| Black text on #024C5B | 2.18:1 | Fails | Lc 12.2 | Not readable |
| #024C5B text on white | 9.60:1 | AAA | Lc 91.8 | Preferred for body text |
| #024C5B text on black | 2.18:1 | Fails | Lc -10.6 | 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
#E0ECF0
oklch(93.5% 0.014 219.6)
-
Step 200
200
#C5DEE5
oklch(88.4% 0.028 216.4)
-
Step 300
300
#9CC9D6
oklch(80.8% 0.051 217.4)
-
Step 400
400
#61ADC2
oklch(70.6% 0.081 217.8)
-
Step 500
500
#2498B2
oklch(63% 0.104 217.1)
-
Step 600
600
#008199
oklch(55.6% 0.099 216.9)
-
Step 700
700
#006C81
oklch(49% 0.088 217.4)
-
Step 800
800
#00596A
oklch(42.8% 0.076 216.6)
-
Step 900
900 (this color)
#024C5B
oklch(38.4% 0.068 217)
-
Step 950
950
#072B34
oklch(26.9% 0.043 218.2)
#024C5B 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) | #42495C | 0.059 |
| Deuteranopia (no green cones) | #37425B | 0.051 |
| Tritanopia (no blue cones) | #005151 | 0.028 |
| Achromatopsia (no color) | #454545 | 0.068 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #024C5B
#024C5B
oklch(38.4% 0.068 217)
- #623629
#623629
oklch(38.5% 0.067 37.3)
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 #024C5B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Teal #014D4E ΔE 0.024
- Charcoal #264653 ΔE 0.027
- Dark Grey Blue #29465B ΔE 0.030
- Deep Teal #00555A ΔE 0.031
- Dark Slate Gray #2F4F4F ΔE 0.040
- Dark Blue Green #005249 ΔE 0.042
- Dark Blue Grey #1F3B4D ΔE 0.055
- Midnight Green #073B4C ΔE 0.057
Use #024C5B 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.