#135A87
Closest named color: Light Navy Blue (#2E5A88). oklch(44.9% 0.099 242.7), rgb(19, 90, 135).
Aa
White text reads best on this color (7.39:1).
About this color
#135A87 is a dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.099 and its hue 243°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.019 away. White text reads best on it, at 7.39:1.
| Hue family | Blues |
| Lightness | dark (45%) |
| Chroma | moderately saturated (0.099) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.84:1 |
| White text | 7.39:1 |
Values
| HEX | #135A87 |
| RGB | rgb(19, 90, 135) |
| HSL | hsl(203, 75%, 30%) |
| OKLCH | oklch(44.9% 0.099 242.7) |
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 #135A87 | 7.39:1 | AAA | Lc -90.2 | Preferred for body text |
| Black text on #135A87 | 2.84:1 | Fails | Lc 18.7 | Dividers and decoration only |
| #135A87 text on white | 7.39:1 | AAA | Lc 85.3 | Fine for body text |
| #135A87 text on black | 2.84:1 | Fails | Lc -16.7 | 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
#F1F6FA
oklch(97.1% 0.008 241.7)
-
Step 100
100
#E1EBF4
oklch(93.5% 0.016 245.1)
-
Step 200
200
#C8DCED
oklch(88.5% 0.032 243.7)
-
Step 300
300
#A1C6E3
oklch(80.9% 0.057 242)
-
Step 400
400
#6BA8D6
oklch(70.8% 0.093 242.3)
-
Step 500
500
#3E91CB
oklch(63.2% 0.118 242.5)
-
Step 600
600
#117AB8
oklch(55.6% 0.129 242.8)
-
Step 700
700
#00669E
oklch(49% 0.119 243.2)
-
Step 800
800 (this color)
#135A87
oklch(44.9% 0.099 242.7)
-
Step 900
900
#144567
oklch(37.6% 0.078 243.4)
-
Step 950
950
#0E293C
oklch(27% 0.048 242.2)
#135A87 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) | #455B89 | 0.046 |
| Deuteranopia (no green cones) | #355186 | 0.034 |
| Tritanopia (no blue cones) | #00656A | 0.067 |
| Achromatopsia (no color) | #565656 | 0.099 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #135A87
#135A87
oklch(44.9% 0.099 242.7)
- #7B4708
#7B4708
oklch(45% 0.099 62.9)
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 #135A87, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.019
- Deep Sea Blue #015482 ΔE 0.021
- Dusk Blue #26538D ΔE 0.027
- Light Navy #155084 ΔE 0.030
- Denim Blue #3B5B92 ΔE 0.039
- Peacock Blue #016795 ΔE 0.041
- Denim #3B638C ΔE 0.045
- YInMn Blue #415A77 ΔE 0.046
Use #135A87 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.