#7181B2
Closest named color: Faded Blue (#658CBB). oklch(61% 0.077 270.1), rgb(113, 129, 178).
Aa
Black text reads best on this color (5.48:1).
About this color
#7181B2 is a medium-dark, moderately saturated blue. In OKLCH its lightness is 61%, its chroma 0.077 and its hue 270°. Its hue sits on the cool side of the wheel. The nearest named color is Faded Blue (#658CBB), ΔE 0.031 away. Black text reads best on it, at 5.48:1.
| Hue family | Blues |
| Lightness | medium-dark (61%) |
| Chroma | moderately saturated (0.077) |
| Temperature | cool |
| Nearest name | Faded Blue (#658CBB) |
| Black text | 5.48:1 |
| White text | 3.82:1 |
Values
| HEX | #7181B2 |
| RGB | rgb(113, 129, 178) |
| HSL | hsl(225, 30%, 57%) |
| OKLCH | oklch(61% 0.077 270.1) |
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 #7181B2 | 3.82:1 | AA large text | Lc -71.3 | Content text, not long reading |
| Black text on #7181B2 | 5.48:1 | AA | Lc 38.3 | Non-text elements, placeholder text |
| #7181B2 text on white | 3.82:1 | AA large text | Lc 65.8 | Content text, not long reading |
| #7181B2 text on black | 5.48:1 | AA | Lc -35.9 | Non-text elements, placeholder text |
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 500.
-
Step 50
50
#F4F5F9
oklch(97.1% 0.005 275)
-
Step 100
100
#E7EAF1
oklch(93.7% 0.01 267.4)
-
Step 200
200
#D4D9E7
oklch(88.6% 0.02 270.2)
-
Step 300
300
#B7C0DA
oklch(80.9% 0.038 270.4)
-
Step 400
400
#929FC7
oklch(70.6% 0.061 270.8)
-
Step 500
500 (this color)
#7181B2
oklch(61% 0.077 270.1)
-
Step 600
600
#6071A5
oklch(55.7% 0.084 269.7)
-
Step 700
700
#4F5E8D
oklch(49% 0.078 269.9)
-
Step 800
800
#414D73
oklch(42.7% 0.065 270.1)
-
Step 900
900
#37405D
oklch(37.6% 0.051 270.6)
-
Step 950
950
#202636
oklch(27% 0.031 268.4)
#7181B2 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) | #7185B4 | 0.011 |
| Deuteranopia (no green cones) | #6B80B1 | 0.009 |
| Tritanopia (no blue cones) | #5E8B92 | 0.070 |
| Achromatopsia (no color) | #828282 | 0.077 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #7181B2
#7181B2
oklch(61% 0.077 270.1)
- #95814B
#95814B
oklch(60.9% 0.077 89.7)
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 #7181B2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Faded Blue #658CBB ΔE 0.031
- Dusty Blue #5A86AD ΔE 0.032
- Off Blue #5684AE ΔE 0.034
- Lavender Gray #7E7F9A ΔE 0.039
- Silver Lake Blue #778DA9 ΔE 0.042
- Cool Blue #4984B8 ΔE 0.045
- Blue Grey #758DA3 ΔE 0.047
- Steel Blue #4682B4 ΔE 0.048
Use #7181B2 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.