#026CDA
Closest named color: Cerulean Blue (#056EEE). oklch(54.6% 0.188 256.3), rgb(2, 108, 218).
Aa
White text reads best on this color (5.04:1).
About this color
#026CDA is a medium-dark, vivid blue. In OKLCH its lightness is 55%, its chroma 0.188 and its hue 256°. Its hue sits on the cool side of the wheel. The nearest named color is Cerulean Blue (#056EEE), ΔE 0.031 away. White text reads best on it, at 5.04:1.
| Hue family | Blues |
| Lightness | medium-dark (55%) |
| Chroma | vivid (0.188) |
| Temperature | cool |
| Nearest name | Cerulean Blue (#056EEE) |
| Black text | 4.15:1 |
| White text | 5.04:1 |
Values
| HEX | #026CDA |
| RGB | rgb(2, 108, 218) |
| HSL | hsl(211, 98%, 43%) |
| OKLCH | oklch(54.6% 0.188 256.3) |
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 #026CDA | 5.04:1 | AA | Lc -79.5 | Fine for body text |
| Black text on #026CDA | 4.15:1 | AA large text | Lc 30.0 | Non-text elements, placeholder text |
| #026CDA text on white | 5.04:1 | AA | Lc 74.1 | Content text, not long reading |
| #026CDA text on black | 4.15:1 | AA large text | Lc -27.7 | 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 600.
-
Step 50
50
#F1F6FD
oklch(97.1% 0.011 256.7)
-
Step 100
100
#E0EBFB
oklch(93.7% 0.025 257.6)
-
Step 200
200
#C6DBF9
oklch(88.5% 0.047 257.3)
-
Step 300
300
#9DC3F7
oklch(80.8% 0.085 256.3)
-
Step 400
400
#66A2F3
oklch(70.6% 0.135 256.3)
-
Step 500
500
#3988EF
oklch(63.1% 0.173 256.5)
-
Step 600
600 (this color)
#026CDA
oklch(54.6% 0.188 256.3)
-
Step 700
700
#005DBE
oklch(49.2% 0.17 256.3)
-
Step 800
800
#044C9C
oklch(42.7% 0.145 256.4)
-
Step 900
900
#11407C
oklch(37.7% 0.113 256.7)
-
Step 950
950
#0C2648
oklch(26.9% 0.071 256.4)
#026CDA 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) | #2078DE | 0.035 |
| Deuteranopia (no green cones) | #0067D8 | 0.013 |
| Tritanopia (no blue cones) | #008799 | 0.140 |
| Achromatopsia (no color) | #6F6F6F | 0.188 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #026CDA
#026CDA
oklch(54.6% 0.188 256.3)
- #966500
#966500
oklch(54.5% 0.115 75.7)
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 #026CDA, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cerulean Blue #056EEE ΔE 0.031
- Royal Blue #4169E1 ΔE 0.036
- Azul #1D5DEC ΔE 0.046
- Neon Blue #4361EE ΔE 0.053
- Bright Blue #0165FC ΔE 0.055
- Mid Blue #276AB3 ΔE 0.061
- Warm Blue #4B57DB ΔE 0.062
- Windows Blue #3778BF ΔE 0.063
Use #026CDA 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.