#104F88
Closest named color: Light Navy (#155084). oklch(42.2% 0.112 251.1), rgb(16, 79, 136).
Aa
White text reads best on this color (8.41:1).
About this color
#104F88 is a dark, moderately saturated blue. In OKLCH its lightness is 42%, its chroma 0.112 and its hue 251°. Its hue sits on the cool side of the wheel. The nearest named color is Light Navy (#155084), ΔE 0.008 away. White text reads best on it, at 8.41:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | moderately saturated (0.112) |
| Temperature | cool |
| Nearest name | Light Navy (#155084) |
| Black text | 2.49:1 |
| White text | 8.41:1 |
Values
| HEX | #104F88 |
| RGB | rgb(16, 79, 136) |
| HSL | hsl(209, 79%, 30%) |
| OKLCH | oklch(42.2% 0.112 251.1) |
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 #104F88 | 8.41:1 | AAA | Lc -93.1 | Preferred for body text |
| Black text on #104F88 | 2.49:1 | Fails | Lc 15.5 | Dividers and decoration only |
| #104F88 text on white | 8.41:1 | AAA | Lc 88.5 | Fine for body text |
| #104F88 text on black | 2.49:1 | Fails | Lc -13.6 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF7
oklch(93.6% 0.019 252.9)
-
Step 200
200
#C8DBF1
oklch(88.4% 0.037 252.1)
-
Step 300
300
#A2C4EA
oklch(80.9% 0.065 251.5)
-
Step 400
400
#6EA5E0
oklch(70.8% 0.105 251.1)
-
Step 500
500
#448DD7
oklch(63.1% 0.134 251)
-
Step 600
600
#1F76C5
oklch(55.7% 0.146 250.9)
-
Step 700
700
#0F62AA
oklch(49% 0.136 251.2)
-
Step 800
800 (this color)
#104F88
oklch(42.2% 0.112 251.1)
-
Step 900
900
#18436E
oklch(37.6% 0.088 251.3)
-
Step 950
950
#0F2840
oklch(27% 0.055 249.7)
#104F88 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) | #33538A | 0.033 |
| Deuteranopia (no green cones) | #1E4887 | 0.020 |
| Tritanopia (no blue cones) | #005D65 | 0.082 |
| Achromatopsia (no color) | #4D4D4D | 0.112 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #104F88
#104F88
oklch(42.2% 0.112 251.1)
- #6C4300
#6C4300
oklch(42.1% 0.091 70.5)
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 #104F88, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Navy #155084 ΔE 0.008
- Deep Sea Blue #015482 ΔE 0.020
- Dusk Blue #26538D ΔE 0.022
- Cobalt #1E488F ΔE 0.025
- Twilight Blue #0A437A ΔE 0.041
- Light Navy Blue #2E5A88 ΔE 0.043
- Denim Blue #3B5B92 ΔE 0.057
- Twilight #4E518B ΔE 0.066
Use #104F88 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.