#0955A1
Closest named color: Dusk Blue (#26538D). oklch(45.3% 0.14 254.4), rgb(9, 85, 161).
Aa
White text reads best on this color (7.43:1).
About this color
#0955A1 is a medium-dark, vivid blue. In OKLCH its lightness is 45%, its chroma 0.140 and its hue 254°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.034 away. White text reads best on it, at 7.43:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | vivid (0.140) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.82:1 |
| White text | 7.43:1 |
Values
| HEX | #0955A1 |
| RGB | rgb(9, 85, 161) |
| HSL | hsl(210, 89%, 33%) |
| OKLCH | oklch(45.3% 0.14 254.4) |
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 #0955A1 | 7.43:1 | AAA | Lc -90.1 | Preferred for body text |
| Black text on #0955A1 | 2.82:1 | Fails | Lc 18.8 | Dividers and decoration only |
| #0955A1 text on white | 7.43:1 | AAA | Lc 85.2 | Fine for body text |
| #0955A1 text on black | 2.82:1 | Fails | Lc -16.8 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#DFEBFA
oklch(93.6% 0.024 254)
-
Step 200
200
#C5DBF7
oklch(88.4% 0.045 254.5)
-
Step 300
300
#9DC4F5
oklch(81% 0.081 254.4)
-
Step 400
400
#64A3F0
oklch(70.6% 0.131 254.3)
-
Step 500
500
#358AEB
oklch(63.1% 0.167 254.3)
-
Step 600
600
#0071D8
oklch(55.5% 0.179 254.5)
-
Step 700
700
#005FB7
oklch(49.1% 0.158 254.4)
-
Step 800
800 (this color)
#0955A1
oklch(45.3% 0.14 254.4)
-
Step 900
900
#0D417A
oklch(37.7% 0.11 254.6)
-
Step 950
950
#0B2747
oklch(27.1% 0.068 254.1)
#0955A1 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) | #2A5CA4 | 0.030 |
| Deuteranopia (no green cones) | #004FA0 | 0.018 |
| Tritanopia (no blue cones) | #006773 | 0.103 |
| Achromatopsia (no color) | #555555 | 0.140 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #0955A1
#0955A1
oklch(45.3% 0.14 254.4)
- #754D00
#754D00
oklch(45.4% 0.096 74.8)
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 #0955A1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.034
- Cobalt #1E488F ΔE 0.043
- Light Navy #155084 ΔE 0.048
- Denim Blue #3B5B92 ΔE 0.049
- Light Navy Blue #2E5A88 ΔE 0.051
- Deep Sea Blue #015482 ΔE 0.052
- Peacock Blue #016795 ΔE 0.059
- Dusky Blue #475F94 ΔE 0.066
Use #0955A1 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.