#1353AA
Closest named color: Dusk Blue (#26538D). oklch(45.7% 0.153 258.1), rgb(19, 83, 170).
Aa
White text reads best on this color (7.38:1).
About this color
#1353AA is a medium-dark, vivid blue. In OKLCH its lightness is 46%, its chroma 0.153 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dusk Blue (#26538D), ΔE 0.048 away. White text reads best on it, at 7.38:1.
| Hue family | Blues |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.153) |
| Temperature | cool |
| Nearest name | Dusk Blue (#26538D) |
| Black text | 2.84:1 |
| White text | 7.38:1 |
Values
| HEX | #1353AA |
| RGB | rgb(19, 83, 170) |
| HSL | hsl(215, 80%, 37%) |
| OKLCH | oklch(45.7% 0.153 258.1) |
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 #1353AA | 7.38:1 | AAA | Lc -89.9 | Fine for body text |
| Black text on #1353AA | 2.84:1 | Fails | Lc 19.0 | Dividers and decoration only |
| #1353AA text on white | 7.38:1 | AAA | Lc 85.0 | Fine for body text |
| #1353AA text on black | 2.84:1 | Fails | Lc -17.0 | 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
#F1F6FE
oklch(97.2% 0.012 259.8)
-
Step 100
100
#DFEBFC
oklch(93.6% 0.026 257)
-
Step 200
200
#C5DBFB
oklch(88.5% 0.05 257.7)
-
Step 300
300
#9DC3FB
oklch(81% 0.09 258)
-
Step 400
400
#66A1F9
oklch(70.7% 0.144 258.2)
-
Step 500
500
#3986F5
oklch(63% 0.183 258.1)
-
Step 600
600
#0E6DE4
oklch(55.6% 0.198 258)
-
Step 700
700
#005AC5
oklch(49.1% 0.183 258.1)
-
Step 800
800 (this color)
#1353AA
oklch(45.7% 0.153 258.1)
-
Step 900
900
#113F7F
oklch(37.7% 0.119 258)
-
Step 950
950
#0C254A
oklch(26.8% 0.075 258.4)
#1353AA 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) | #195DAD | 0.028 |
| Deuteranopia (no green cones) | #004FA8 | 0.014 |
| Tritanopia (no blue cones) | #006876 | 0.116 |
| Achromatopsia (no color) | #565656 | 0.153 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1353AA
#1353AA
oklch(45.7% 0.153 258.1)
- #744F00
#744F00
oklch(45.7% 0.095 77.7)
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 #1353AA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dusk Blue #26538D ΔE 0.048
- Cobalt #1E488F ΔE 0.050
- Denim Blue #3B5B92 ΔE 0.059
- Blue Blue #2242C7 ΔE 0.061
- Light Navy #155084 ΔE 0.062
- Light Navy Blue #2E5A88 ΔE 0.065
- Sapphire #2138AB ΔE 0.065
- Deep Sea Blue #015482 ΔE 0.067
Use #1353AA 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.