#155494
Closest named color: Dusk Blue (#26538D). oklch(44.3% 0.122 253), rgb(21, 84, 148).
Aa
White text reads best on this color (7.69:1).
About this color
#155494 is a dark, moderately saturated blue. In OKLCH its lightness is 44%, its chroma 0.122 and its hue 253°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.015 away. White text reads best on it, at 7.69:1.
| Hue family | Blues |
| Lightness | dark (44%) |
| Chroma | moderately saturated (0.122) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.72:1 |
| White text | 7.69:1 |
Values
| HEX | #155494 |
| RGB | rgb(21, 84, 148) |
| HSL | hsl(210, 75%, 33%) |
| OKLCH | oklch(44.3% 0.122 253) |
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 #155494 | 7.69:1 | AAA | Lc -91.1 | Preferred for body text |
| Black text on #155494 | 2.72:1 | Fails | Lc 17.7 | Dividers and decoration only |
| #155494 text on white | 7.69:1 | AAA | Lc 86.3 | Fine for body text |
| #155494 text on black | 2.72:1 | Fails | Lc -15.8 | Dividers and decoration only |
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
#F1F6FC
oklch(97.1% 0.01 252.8)
-
Step 100
100
#E1EBF8
oklch(93.6% 0.021 254.9)
-
Step 200
200
#C7DBF3
oklch(88.4% 0.04 253)
-
Step 300
300
#A0C4EE
oklch(80.9% 0.071 252.6)
-
Step 400
400
#6BA4E6
oklch(70.7% 0.114 253)
-
Step 500
500
#418CDE
oklch(63.2% 0.145 252.8)
-
Step 600
600
#1A74CC
oklch(55.6% 0.158 252.9)
-
Step 700
700
#0961B1
oklch(49.2% 0.147 253)
-
Step 800
800 (this color)
#155494
oklch(44.3% 0.122 253)
-
Step 900
900
#164272
oklch(37.6% 0.095 253.4)
-
Step 950
950
#0E2743
oklch(26.9% 0.061 253.2)
#155494 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) | #345997 | 0.031 |
| Deuteranopia (no green cones) | #1C4E93 | 0.017 |
| Tritanopia (no blue cones) | #00636C | 0.090 |
| Achromatopsia (no color) | #535353 | 0.122 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #155494
#155494
oklch(44.3% 0.122 253)
- #724A00
#724A00
oklch(44.3% 0.094 73.8)
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 #155494, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.015
- Light Navy #155084 ΔE 0.027
- Deep Sea Blue #015482 ΔE 0.032
- Cobalt #1E488F ΔE 0.033
- Light Navy Blue #2E5A88 ΔE 0.035
- Denim Blue #3B5B92 ΔE 0.042
- Peacock Blue #016795 ΔE 0.056
- Twilight #4E518B ΔE 0.059
Use #155494 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.