#02446A
Closest named color: Twilight Blue (#0A437A). oklch(37.1% 0.088 242.5), rgb(2, 68, 106).
Aa
White text reads best on this color (10.30:1).
About this color
#02446A is a dark, moderately saturated blue. In OKLCH its lightness is 37%, its chroma 0.088 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.029 away. White text reads best on it, at 10.30:1.
| Hue family | Blues |
| Lightness | dark (37%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.03:1 |
| White text | 10.30:1 |
Values
| HEX | #02446A |
| RGB | rgb(2, 68, 106) |
| HSL | hsl(202, 96%, 21%) |
| OKLCH | oklch(37.1% 0.088 242.5) |
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 #02446A | 10.30:1 | AAA | Lc -97.5 | Preferred for body text |
| Black text on #02446A | 2.03:1 | Fails | Lc 10.5 | Not readable |
| #02446A text on white | 10.30:1 | AAA | Lc 93.4 | Preferred for body text |
| #02446A text on black | 2.03:1 | Fails | Lc -9.1 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#DFECF6
oklch(93.6% 0.019 240.7)
-
Step 200
200
#C5DDF0
oklch(88.6% 0.037 241.8)
-
Step 300
300
#9CC6E8
oklch(80.8% 0.066 243.1)
-
Step 400
400
#62A8DD
oklch(70.7% 0.105 242.9)
-
Step 500
500
#2B91D3
oklch(63% 0.134 242.5)
-
Step 600
600
#007ABA
oklch(55.6% 0.133 242.5)
-
Step 700
700
#00669D
oklch(49% 0.118 242.7)
-
Step 800
800
#005482
oklch(42.8% 0.102 242.4)
-
Step 900
900 (this color)
#02446A
oklch(37.1% 0.088 242.5)
-
Step 950
950
#08293F
oklch(27% 0.055 242.5)
#02446A 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) | #32456C | 0.040 |
| Deuteranopia (no green cones) | #233C69 | 0.030 |
| Tritanopia (no blue cones) | #004D52 | 0.058 |
| Achromatopsia (no color) | #404040 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #02446A
#02446A
oklch(37.1% 0.088 242.5)
- #5F3400
#5F3400
oklch(37.1% 0.085 62.5)
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 #02446A, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.029
- Marine Blue #01386A ΔE 0.038
- Dark Grey Blue #29465B ΔE 0.039
- Charcoal #264653 ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.052
- Dark Blue Grey #1F3B4D ΔE 0.052
- Midnight Green #073B4C ΔE 0.055
- Light Navy #155084 ΔE 0.056
Use #02446A 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.