#124E7B
Closest named color: Light Navy (#155084). oklch(41.1% 0.096 246.4), rgb(18, 78, 123).
Aa
White text reads best on this color (8.74:1).
About this color
#124E7B is a dark, moderately saturated blue. In OKLCH its lightness is 41%, its chroma 0.096 and its hue 246°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.016 away. White text reads best on it, at 8.74:1.
| Hue family | Blues |
| Lightness | dark (41%) |
| Chroma | moderately saturated (0.096) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.40:1 |
| White text | 8.74:1 |
Values
| HEX | #124E7B |
| RGB | rgb(18, 78, 123) |
| HSL | hsl(206, 74%, 28%) |
| OKLCH | oklch(41.1% 0.096 246.4) |
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 #124E7B | 8.74:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #124E7B | 2.40:1 | Fails | Lc 14.4 | Not readable |
| #124E7B text on white | 8.74:1 | AAA | Lc 89.6 | Fine for body text |
| #124E7B text on black | 2.40:1 | Fails | Lc -12.7 | 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
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF4
oklch(93.6% 0.016 248)
-
Step 200
200
#C9DCED
oklch(88.6% 0.031 245.1)
-
Step 300
300
#A4C5E3
oklch(80.9% 0.055 246)
-
Step 400
400
#71A6D5
oklch(70.6% 0.089 246.2)
-
Step 500
500
#498FCA
oklch(63% 0.114 246.3)
-
Step 600
600
#2778B7
oklch(55.5% 0.124 246.5)
-
Step 700
700
#18659E
oklch(49.1% 0.116 246.4)
-
Step 800
800 (this color)
#124E7B
oklch(41.1% 0.096 246.4)
-
Step 900
900
#1B4567
oklch(37.8% 0.075 246.1)
-
Step 950
950
#11283C
oklch(26.9% 0.047 246.9)
#124E7B 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) | #39507D | 0.037 |
| Deuteranopia (no green cones) | #29477A | 0.025 |
| Tritanopia (no blue cones) | #00595E | 0.069 |
| Achromatopsia (no color) | #4B4B4B | 0.096 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #124E7B
#124E7B
oklch(41.1% 0.096 246.4)
- #6B3F00
#6B3F00
oklch(41.1% 0.091 66.7)
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 #124E7B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.016
- Deep Sea Blue #015482 ΔE 0.019
- Twilight Blue #0A437A ΔE 0.035
- Dusk Blue #26538D ΔE 0.037
- Cobalt #1E488F ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.048
- Dark Grey Blue #29465B ΔE 0.055
- YInMn Blue #415A77 ΔE 0.063
Use #124E7B 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.