#135C98
Closest named color: Dusk Blue (#26538D). oklch(46.5% 0.118 249.1), rgb(19, 92, 152).
Aa
White text reads best on this color (6.97:1).
About this color
#135C98 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 46%, its chroma 0.118 and its hue 249°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.029 away. White text reads best on it, at 6.97:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | moderately saturated (0.118) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 3.01:1 |
| White text | 6.97:1 |
Values
| HEX | #135C98 |
| RGB | rgb(19, 92, 152) |
| HSL | hsl(207, 78%, 34%) |
| OKLCH | oklch(46.5% 0.118 249.1) |
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 #135C98 | 6.97:1 | AA | Lc -88.7 | Fine for body text |
| Black text on #135C98 | 3.01:1 | AA large text | Lc 20.4 | Dividers and decoration only |
| #135C98 text on white | 6.97:1 | AA | Lc 83.7 | Fine for body text |
| #135C98 text on black | 3.01:1 | AA large text | Lc -18.3 | 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 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E2EBF5
oklch(93.6% 0.017 250.8)
-
Step 200
200
#CADBEE
oklch(88.5% 0.032 251.1)
-
Step 300
300
#A5C4E5
oklch(80.9% 0.058 250.2)
-
Step 400
400
#73A5D8
oklch(70.7% 0.092 249.7)
-
Step 500
500
#4C8ECD
oklch(63.1% 0.117 249.2)
-
Step 600
600
#2C77BA
oklch(55.6% 0.127 249.2)
-
Step 700
700 (this color)
#135C98
oklch(46.5% 0.118 249.1)
-
Step 800
800
#1B5282
oklch(42.8% 0.098 248.8)
-
Step 900
900
#1D4468
oklch(37.7% 0.076 248.9)
-
Step 950
950
#12283D
oklch(27% 0.048 249)
#135C98 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) | #3F609A | 0.039 |
| Deuteranopia (no green cones) | #2A5497 | 0.025 |
| Tritanopia (no blue cones) | #006A72 | 0.085 |
| Achromatopsia (no color) | #595959 | 0.118 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #135C98
#135C98
oklch(46.5% 0.118 249.1)
- #7D4D00
#7D4D00
oklch(46.4% 0.101 69.2)
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 #135C98, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.029
- Light Navy Blue #2E5A88 ΔE 0.029
- Denim Blue #3B5B92 ΔE 0.031
- Peacock Blue #016795 ΔE 0.034
- Deep Sea Blue #015482 ΔE 0.042
- Light Navy #155084 ΔE 0.044
- Denim #3B638C ΔE 0.045
- Dusky Blue #475F94 ΔE 0.048
Use #135C98 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.