#316AA6
Closest named color: Mid Blue (#276AB3). oklch(51.6% 0.113 251.9), rgb(49, 106, 166).
Aa
White text reads best on this color (5.61:1).
About this color
#316AA6 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 52%, its chroma 0.113 and its hue 252°. Its hue sits on the cool side of the wheel. The nearest named color is Mid Blue (#276AB3), ΔE 0.021 away. White text reads best on it, at 5.61:1.
| Hue family | Blues |
| Lightness | medium-dark (52%) |
| Chroma | moderately saturated (0.113) |
| Temperature | cool |
| Nearest name | Mid Blue (#276AB3) |
| Black text | 3.74:1 |
| White text | 5.61:1 |
Values
| HEX | #316AA6 |
| RGB | rgb(49, 106, 166) |
| HSL | hsl(211, 54%, 42%) |
| OKLCH | oklch(51.6% 0.113 251.9) |
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 #316AA6 | 5.61:1 | AA | Lc -83.1 | Fine for body text |
| Black text on #316AA6 | 3.74:1 | AA large text | Lc 26.3 | Dividers and decoration only |
| #316AA6 text on white | 5.61:1 | AA | Lc 77.8 | Fine for body text |
| #316AA6 text on black | 3.74:1 | AA large text | Lc -24.0 | 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 700.
-
Step 50
50
#F2F6FA
oklch(97.1% 0.007 247.9)
-
Step 100
100
#E3EBF4
oklch(93.7% 0.015 251.2)
-
Step 200
200
#CBDBED
oklch(88.5% 0.03 251.3)
-
Step 300
300
#A8C4E3
oklch(81% 0.053 251.1)
-
Step 400
400
#78A4D6
oklch(70.6% 0.088 252.2)
-
Step 500
500
#548DCB
oklch(63.1% 0.112 251.8)
-
Step 600
600
#3876B8
oklch(55.7% 0.121 252.1)
-
Step 700
700 (this color)
#316AA6
oklch(51.6% 0.113 251.9)
-
Step 800
800
#245180
oklch(42.7% 0.093 251.7)
-
Step 900
900
#224367
oklch(37.6% 0.073 252.1)
-
Step 950
950
#15283C
oklch(27.1% 0.045 250.9)
#316AA6 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) | #4F6EA8 | 0.034 |
| Deuteranopia (no green cones) | #3E63A5 | 0.021 |
| Tritanopia (no blue cones) | #007880 | 0.086 |
| Achromatopsia (no color) | #686868 | 0.113 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #316AA6
#316AA6
oklch(51.6% 0.113 251.9)
- #8E5B00
#8E5B00
oklch(51.5% 0.11 71.7)
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 #316AA6, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Mid Blue #276AB3 ΔE 0.021
- French Blue #436BAD ΔE 0.022
- Muted Blue #3B719F ΔE 0.028
- Flat Blue #3C73A8 ΔE 0.029
- Ocean Blue #03719C ΔE 0.035
- Peacock Blue #016795 ΔE 0.039
- Dusky Blue #475F94 ΔE 0.040
- Denim #3B638C ΔE 0.042
Use #316AA6 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.