#04526E
Closest named color: Deep Sea Blue (#015482). oklch(41.1% 0.081 230.4), rgb(4, 82, 110).
Aa
White text reads best on this color (8.61:1).
About this color
#04526E is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.081 and its hue 230°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.033 away. White text reads best on it, at 8.61:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.081) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.43:1 |
| White text | 8.61:1 |
Values
| HEX | #04526E |
| RGB | rgb(4, 82, 110) |
| HSL | hsl(196, 93%, 22%) |
| OKLCH | oklch(41.1% 0.081 230.4) |
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 #04526E | 8.61:1 | AAA | Lc -93.7 | Preferred for body text |
| Black text on #04526E | 2.43:1 | Fails | Lc 14.9 | Not readable |
| #04526E text on white | 8.61:1 | AAA | Lc 89.1 | Fine for body text |
| #04526E text on black | 2.43:1 | Fails | Lc -13.1 | 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 800.
-
Step 50
50
#F1F6F9
oklch(97% 0.007 233.6)
-
Step 100
100
#E1ECF1
oklch(93.6% 0.014 226.6)
-
Step 200
200
#C9DDE7
oklch(88.6% 0.025 229.2)
-
Step 300
300
#A2C7DA
oklch(80.9% 0.048 230.4)
-
Step 400
400
#6EAAC7
oklch(70.8% 0.075 230.1)
-
Step 500
500
#4294B9
oklch(63.1% 0.097 230.5)
-
Step 600
600
#187EA5
oklch(55.7% 0.105 230.2)
-
Step 700
700
#036A8D
oklch(49.1% 0.097 230.1)
-
Step 800
800 (this color)
#04526E
oklch(41.1% 0.081 230.4)
-
Step 900
900
#16475D
oklch(37.6% 0.064 231.5)
-
Step 950
950
#0F2A36
oklch(27% 0.04 229.8)
#04526E 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) | #44516F | 0.055 |
| Deuteranopia (no green cones) | #36486E | 0.046 |
| Tritanopia (no blue cones) | #005A5B | 0.047 |
| Achromatopsia (no color) | #4C4C4C | 0.081 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #04526E
#04526E
oklch(41.1% 0.081 230.4)
- #6D3C1F
#6D3C1F
oklch(41.1% 0.081 49.6)
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 #04526E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.033
- Deep Teal #00555A ΔE 0.039
- Light Navy #155084 ΔE 0.041
- Petrol #005F6A ΔE 0.045
- Dark Grey Blue #29465B ΔE 0.045
- Charcoal #264653 ΔE 0.052
- Dark Teal #014D4E ΔE 0.054
- Dark Slate Gray #2F4F4F ΔE 0.055
Use #04526E 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.