#125376
Closest named color: Deep Sea Blue (#015482). oklch(42.1% 0.085 238.2), rgb(18, 83, 118).
Aa
White text reads best on this color (8.31:1).
About this color
#125376 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.085 and its hue 238°. Its hue sits on the cool side of the wheel. The nearest named color is Deep Sea Blue (#015482), ΔE 0.020 away. White text reads best on it, at 8.31:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.085) |
| Temperature | cool |
| Nearest name | Deep Sea Blue (#015482) |
| Black text | 2.52:1 |
| White text | 8.31:1 |
Values
| HEX | #125376 |
| RGB | rgb(18, 83, 118) |
| HSL | hsl(201, 74%, 27%) |
| OKLCH | oklch(42.1% 0.085 238.2) |
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 #125376 | 8.31:1 | AAA | Lc -93.0 | Preferred for body text |
| Black text on #125376 | 2.52:1 | Fails | Lc 15.6 | Dividers and decoration only |
| #125376 text on white | 8.31:1 | AAA | Lc 88.3 | Fine for body text |
| #125376 text on black | 2.52:1 | Fails | Lc -13.8 | 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
#F2F6F9
oklch(97.1% 0.006 239.8)
-
Step 100
100
#E1EBF3
oklch(93.5% 0.015 241.8)
-
Step 200
200
#C9DCEA
oklch(88.5% 0.028 239.7)
-
Step 300
300
#A4C6DD
oklch(80.9% 0.049 237.8)
-
Step 400
400
#70A8CD
oklch(70.7% 0.08 238.4)
-
Step 500
500
#4792C0
oklch(63.2% 0.102 238.2)
-
Step 600
600
#227BAC
oklch(55.5% 0.111 238.4)
-
Step 700
700
#126894
oklch(49.2% 0.103 238)
-
Step 800
800 (this color)
#125376
oklch(42.1% 0.085 238.2)
-
Step 900
900
#1A4661
oklch(37.7% 0.067 239.1)
-
Step 950
950
#102939
oklch(26.9% 0.043 239.2)
#125376 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) | #425378 | 0.046 |
| Deuteranopia (no green cones) | #354A75 | 0.037 |
| Tritanopia (no blue cones) | #005C5F | 0.056 |
| Achromatopsia (no color) | #4E4E4E | 0.085 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #125376
#125376
oklch(42.1% 0.085 238.2)
- #6F4017
#6F4017
oklch(42% 0.085 58)
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 #125376, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Deep Sea Blue #015482 ΔE 0.020
- Light Navy #155084 ΔE 0.027
- Dusk Blue #26538D ΔE 0.043
- Light Navy Blue #2E5A88 ΔE 0.043
- Petrol #005F6A ΔE 0.048
- YInMn Blue #415A77 ΔE 0.051
- Deep Teal #00555A ΔE 0.052
- Twilight Blue #0A437A ΔE 0.052
Use #125376 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.