#135D83
Closest named color: Light Navy Blue (#2E5A88). oklch(45.4% 0.092 237.3), rgb(19, 93, 131).
Aa
White text reads best on this color (7.18:1).
About this color
#135D83 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 45%, its chroma 0.092 and its hue 237°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy Blue (#2E5A88), ΔE 0.023 away. White text reads best on it, at 7.18:1.
| Hue family | Blues |
| Lightness | medium-dark (45%) |
| Chroma | moderately saturated (0.092) |
| Temperature | cool |
| Nearest name | Light Navy Blue (#2E5A88) |
| Black text | 2.92:1 |
| White text | 7.18:1 |
Values
| HEX | #135D83 |
| RGB | rgb(19, 93, 131) |
| HSL | hsl(200, 75%, 29%) |
| OKLCH | oklch(45.4% 0.092 237.3) |
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 #135D83 | 7.18:1 | AAA | Lc -89.5 | Fine for body text |
| Black text on #135D83 | 2.92:1 | Fails | Lc 19.5 | Dividers and decoration only |
| #135D83 text on white | 7.18:1 | AAA | Lc 84.6 | Fine for body text |
| #135D83 text on black | 2.92:1 | Fails | Lc -17.4 | 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
#E1ECF3
oklch(93.7% 0.015 235.4)
-
Step 200
200
#C8DDEB
oklch(88.6% 0.03 236.9)
-
Step 300
300
#A1C6DF
oklch(80.8% 0.053 237.9)
-
Step 400
400
#6BA9D0
oklch(70.8% 0.086 237.3)
-
Step 500
500
#3D93C3
oklch(63.2% 0.109 236.7)
-
Step 600
600
#0B7CB0
oklch(55.6% 0.119 237.3)
-
Step 700
700
#006896
oklch(49.1% 0.108 237.6)
-
Step 800
800 (this color)
#135D83
oklch(45.4% 0.092 237.3)
-
Step 900
900
#134763
oklch(37.8% 0.071 237)
-
Step 950
950
#0D293A
oklch(26.9% 0.046 238.6)
#135D83 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) | #4B5D85 | 0.052 |
| Deuteranopia (no green cones) | #3C5382 | 0.041 |
| Tritanopia (no blue cones) | #00676A | 0.060 |
| Achromatopsia (no color) | #575757 | 0.092 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #135D83
#135D83
oklch(45.4% 0.092 237.3)
- #7C481B
#7C481B
oklch(45.5% 0.092 57.8)
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 #135D83, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy Blue #2E5A88 ΔE 0.023
- Deep Sea Blue #015482 ΔE 0.030
- Peacock Blue #016795 ΔE 0.037
- Dusk Blue #26538D ΔE 0.038
- Light Navy #155084 ΔE 0.040
- YInMn Blue #415A77 ΔE 0.041
- Denim #3B638C ΔE 0.041
- Denim Blue #3B5B92 ΔE 0.043
Use #135D83 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.