#02475F
Closest named color: Dark Grey Blue (#29465B). oklch(37.2% 0.073 229.3), rgb(2, 71, 95).
Aa
White text reads best on this color (10.14:1).
About this color
#02475F is a dark, moderately saturated teal or cyan. In OKLCH its lightness is 37%, its chroma 0.073 and its hue 229°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Grey Blue (#29465B), ΔE 0.027 away. White text reads best on it, at 10.14:1.
| Hue family | Teals and cyans |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.073) |
| Temperature | cool |
| Nearest name | Dark Grey Blue (#29465B) |
| Black text | 2.06:1 |
| White text | 10.14:1 |
Values
| HEX | #02475F |
| RGB | rgb(2, 71, 95) |
| HSL | hsl(195, 96%, 19%) |
| OKLCH | oklch(37.2% 0.073 229.3) |
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 #02475F | 10.14:1 | AAA | Lc -97.2 | Preferred for body text |
| Black text on #02475F | 2.06:1 | Fails | Lc 10.8 | Not readable |
| #02475F text on white | 10.14:1 | AAA | Lc 93.1 | Preferred for body text |
| #02475F text on black | 2.06:1 | Fails | Lc -9.4 | 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
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E0ECF2
oklch(93.6% 0.015 229)
-
Step 200
200
#C6DDE9
oklch(88.4% 0.03 230.3)
-
Step 300
300
#9DC8DD
oklch(80.9% 0.054 229.3)
-
Step 400
400
#63ABCC
oklch(70.7% 0.087 229.4)
-
Step 500
500
#2B95BF
oklch(63% 0.112 229.6)
-
Step 600
600
#007EA7
oklch(55.5% 0.111 230)
-
Step 700
700
#006A8D
oklch(49.1% 0.098 229.8)
-
Step 800
800
#005774
oklch(42.7% 0.085 229.4)
-
Step 900
900 (this color)
#02475F
oklch(37.2% 0.073 229.3)
-
Step 950
950
#082A38
oklch(26.8% 0.046 229.7)
#02475F 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) | #3A4660 | 0.050 |
| Deuteranopia (no green cones) | #2F3E5F | 0.043 |
| Tritanopia (no blue cones) | #004E4F | 0.042 |
| Achromatopsia (no color) | #414141 | 0.073 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02475F
#02475F
oklch(37.2% 0.073 229.3)
- #5F341A
#5F341A
oklch(37.4% 0.073 50.1)
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 #02475F, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Grey Blue #29465B ΔE 0.027
- Charcoal #264653 ΔE 0.029
- Dark Teal #014D4E ΔE 0.041
- Dark Blue Grey #1F3B4D ΔE 0.044
- Midnight Green #073B4C ΔE 0.046
- Deep Teal #00555A ΔE 0.050
- Twilight Blue #0A437A ΔE 0.051
- Dark Slate Gray #2F4F4F ΔE 0.055
Use #02475F 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.