#126EAF
Closest named color: Mid Blue (#276AB3). oklch(52.2% 0.129 246.6), rgb(18, 110, 175).
Aa
White text reads best on this color (5.41:1).
About this color
#126EAF is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.129 and its hue 247°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.016 away. White text reads best on it, at 5.41:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.129) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.87:1 |
| White text | 5.41:1 |
Values
| HEX | #126EAF |
| RGB | rgb(18, 110, 175) |
| HSL | hsl(205, 81%, 38%) |
| OKLCH | oklch(52.2% 0.129 246.6) |
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 #126EAF | 5.41:1 | AA | Lc -81.8 | Fine for body text |
| Black text on #126EAF | 3.87:1 | AA large text | Lc 27.6 | Dividers and decoration only |
| #126EAF text on white | 5.41:1 | AA | Lc 76.5 | Fine for body text |
| #126EAF text on black | 3.87:1 | AA large text | Lc -25.2 | 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
#F1F6FB
oklch(97.1% 0.009 247.9)
-
Step 100
100
#E1EBF6
oklch(93.6% 0.018 250.6)
-
Step 200
200
#C7DCEF
oklch(88.5% 0.035 245.5)
-
Step 300
300
#A0C5E7
oklch(80.8% 0.062 246.4)
-
Step 400
400
#6BA6DC
oklch(70.6% 0.101 247.3)
-
Step 500
500
#3E8FD2
oklch(63.1% 0.128 246.7)
-
Step 600
600
#1278BF
oklch(55.6% 0.139 246.6)
-
Step 700
700 (this color)
#126EAF
oklch(52.2% 0.129 246.6)
-
Step 800
800
#085286
oklch(42.6% 0.108 247)
-
Step 900
900
#14456B
oklch(37.8% 0.083 246.2)
-
Step 950
950
#0E283F
oklch(26.9% 0.054 248)
#126EAF 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) | #4F71B2 | 0.049 |
| Deuteranopia (no green cones) | #3764AE | 0.032 |
| Tritanopia (no blue cones) | #007E86 | 0.091 |
| Achromatopsia (no color) | #6A6A6A | 0.129 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #126EAF
#126EAF
oklch(52.2% 0.129 246.6)
- #955A00
#955A00
oklch(52.2% 0.116 66.9)
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 #126EAF, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.016
- French Blue #436BAD ΔE 0.033
- Ocean Blue #03719C ΔE 0.034
- Flat Blue #3C73A8 ΔE 0.034
- Nice Blue #107AB0 ΔE 0.035
- Muted Blue #3B719F ΔE 0.038
- Peacock Blue #016795 ΔE 0.045
- Windows Blue #3778BF ΔE 0.045
Use #126EAF 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.