#1359BA
Closest named color: Mid Blue (#276AB3). oklch(48.2% 0.167 258.5), rgb(19, 89, 186).
Aa
White text reads best on this color (6.63:1).
About this color
#1359BA is a medium-dark, vivid blue. In OKLCH its lightness is 48%, its chroma 0.167 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.053 away. White text reads best on it, at 6.63:1.
| Hue family | Blues |
| Lightness | medium-dark (48%) |
| Chroma | vivid (0.167) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.16:1 |
| White text | 6.63:1 |
Values
| HEX | #1359BA |
| RGB | rgb(19, 89, 186) |
| HSL | hsl(215, 81%, 40%) |
| OKLCH | oklch(48.2% 0.167 258.5) |
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 #1359BA | 6.63:1 | AA | Lc -87.2 | Fine for body text |
| Black text on #1359BA | 3.16:1 | AA large text | Lc 21.9 | Dividers and decoration only |
| #1359BA text on white | 6.63:1 | AA | Lc 82.1 | Fine for body text |
| #1359BA text on black | 3.16:1 | AA large text | Lc -19.8 | 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
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E1EBFA
oklch(93.7% 0.023 258.4)
-
Step 200
200
#C7DBF7
oklch(88.5% 0.044 256.8)
-
Step 300
300
#A1C2F5
oklch(80.8% 0.081 259)
-
Step 400
400
#6DA1F0
oklch(70.6% 0.129 258.5)
-
Step 500
500
#4587EB
oklch(63% 0.165 258.6)
-
Step 600
600
#246FDA
oklch(55.7% 0.179 258.4)
-
Step 700
700 (this color)
#1359BA
oklch(48.2% 0.167 258.5)
-
Step 800
800
#164C99
oklch(42.8% 0.138 258.3)
-
Step 900
900
#19407A
oklch(37.8% 0.108 258.5)
-
Step 950
950
#102647
oklch(27% 0.068 258.4)
#1359BA 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) | #1164BD | 0.029 |
| Deuteranopia (no green cones) | #0056B8 | 0.012 |
| Tritanopia (no blue cones) | #007181 | 0.126 |
| Achromatopsia (no color) | #5D5D5D | 0.167 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #1359BA
#1359BA
oklch(48.2% 0.167 258.5)
- #7D5600
#7D5600
oklch(48.3% 0.101 78.2)
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 #1359BA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.053
- Blue Blue #2242C7 ΔE 0.057
- Denim Blue #3B5B92 ΔE 0.071
- French Blue #436BAD ΔE 0.072
- Dusk Blue #26538D ΔE 0.072
- Warm Blue #4B57DB ΔE 0.073
- Peacock Blue #016795 ΔE 0.077
- Dusky Blue #475F94 ΔE 0.078
Use #1359BA 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.