#254273
Closest named color: Twilight Blue (#0A437A). oklch(38.3% 0.091 260.3), rgb(37, 66, 115).
Aa
White text reads best on this color (9.97:1).
About this color
#254273 is a dark, moderately saturated blue. In OKLCH its lightness is 38%, its chroma 0.091 and its hue 260°. Its hue sits on the cool side of the wheel. The nearest named color is Twilight Blue (#0A437A), ΔE 0.022 away. White text reads best on it, at 9.97:1.
| Hue family | Blues |
| Lightness | dark (38%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Twilight Blue (#0A437A) |
| Black text | 2.10:1 |
| White text | 9.97:1 |
Values
| HEX | #254273 |
| RGB | rgb(37, 66, 115) |
| HSL | hsl(218, 51%, 30%) |
| OKLCH | oklch(38.3% 0.091 260.3) |
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 #254273 | 9.97:1 | AAA | Lc -97.1 | Preferred for body text |
| Black text on #254273 | 2.10:1 | Fails | Lc 11.0 | Not readable |
| #254273 text on white | 9.97:1 | AAA | Lc 92.9 | Preferred for body text |
| #254273 text on black | 2.10:1 | Fails | Lc -9.5 | 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
#F2F6FC
oklch(97.2% 0.009 258.3)
-
Step 100
100
#E2EAF7
oklch(93.5% 0.02 260.2)
-
Step 200
200
#CBDAF3
oklch(88.5% 0.038 260.7)
-
Step 300
300
#A7C2ED
oklch(80.9% 0.068 259.6)
-
Step 400
400
#78A1E5
oklch(70.7% 0.11 260.2)
-
Step 500
500
#5688DD
oklch(63.1% 0.14 260.4)
-
Step 600
600
#3B70CB
oklch(55.6% 0.152 260.4)
-
Step 700
700
#2D5DAF
oklch(49% 0.141 260.4)
-
Step 800
800
#264D8E
oklch(42.8% 0.117 260)
-
Step 900
900 (this color)
#254273
oklch(38.3% 0.091 260.3)
-
Step 950
950
#152642
oklch(27% 0.057 259.9)
#254273 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) | #2C4675 | 0.016 |
| Deuteranopia (no green cones) | #203F72 | 0.011 |
| Tritanopia (no blue cones) | #004D55 | 0.074 |
| Achromatopsia (no color) | #424242 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #254273
#254273
oklch(38.3% 0.091 260.3)
- #593D00
#593D00
oklch(38.2% 0.079 79.4)
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 #254273, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Twilight Blue #0A437A ΔE 0.022
- Light Navy #155084 ΔE 0.046
- Dark Grey Blue #29465B ΔE 0.046
- Marine Blue #01386A ΔE 0.047
- Cobalt #1E488F ΔE 0.048
- Deep Sea Blue #015482 ΔE 0.055
- Prussian Blue #1D3557 ΔE 0.060
- Charcoal #264653 ΔE 0.060
Use #254273 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.