#125B91
Closest named color: Light Navy Blue (#2E5A88). oklch(45.8% 0.111 246.8), rgb(18, 91, 145).
Aa
White text reads best on this color (7.16:1).
About this color
#125B91 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.111 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.022 away. White text reads best on it, at 7.16:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.111) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.93:1 |
| White text | 7.16:1 |
Values
| HEX | #125B91 |
| RGB | rgb(18, 91, 145) |
| HSL | hsl(206, 78%, 32%) |
| OKLCH | oklch(45.8% 0.111 246.8) |
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 #125B91 | 7.16:1 | AAA | Lc -89.4 | Fine for body text |
| Black text on #125B91 | 2.93:1 | Fails | Lc 19.6 | Dividers and decoration only |
| #125B91 text on white | 7.16:1 | AAA | Lc 84.4 | Fine for body text |
| #125B91 text on black | 2.93:1 | Fails | Lc -17.6 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E0EBF6
oklch(93.5% 0.019 248)
-
Step 200
200
#C7DCF0
oklch(88.5% 0.036 246.9)
-
Step 300
300
#9FC5E9
oklch(80.8% 0.065 247.2)
-
Step 400
400
#69A6DE
oklch(70.6% 0.104 247.5)
-
Step 500
500
#3A8FD4
oklch(63% 0.132 246.6)
-
Step 600
600
#0678C2
oklch(55.7% 0.144 246.8)
-
Step 700
700
#0065A5
oklch(49.2% 0.128 246.7)
-
Step 800
800 (this color)
#125B91
oklch(45.8% 0.111 246.8)
-
Step 900
900
#11446C
oklch(37.5% 0.086 247)
-
Step 950
950
#0D283F
oklch(26.9% 0.054 247.3)
#125B91 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) | #415E93 | 0.042 |
| Deuteranopia (no green cones) | #2E5390 | 0.027 |
| Tritanopia (no blue cones) | #00686F | 0.078 |
| Achromatopsia (no color) | #585858 | 0.111 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #125B91
#125B91
oklch(45.8% 0.111 246.8)
- #7C4A00
#7C4A00
oklch(45.7% 0.101 66.8)
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 #125B91, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.022
- Dusk Blue #26538D ΔE 0.024
- Deep Sea Blue #015482 ΔE 0.032
- Denim Blue #3B5B92 ΔE 0.033
- Peacock Blue #016795 ΔE 0.035
- Light Navy #155084 ΔE 0.036
- Denim #3B638C ΔE 0.044
- Dusky Blue #475F94 ΔE 0.050
Use #125B91 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.