#71899D
Closest named color: Light Slate Gray (#778899). oklch(61.8% 0.041 243.6), rgb(113, 137, 157).
Aa
Black text reads best on this color (5.76:1).
About this color
#71899D is a medium-dark, muted blue. In OKLCH its lightness is 62%, its chroma 0.041 and its hue 244°. Its hue sits on the cool side of the wheel. The nearest named color is Light Slate Gray (#778899), ΔE 0.009 away. Black text reads best on it, at 5.76:1.
| Hue family | Blues |
| Lightness | medium-dark (62%) |
| Chroma | muted (0.041) |
| Temperature | cool |
| Nearest name | Light Slate Gray (#778899) |
| Black text | 5.76:1 |
| White text | 3.64:1 |
Values
| HEX | #71899D |
| RGB | rgb(113, 137, 157) |
| HSL | hsl(207, 18%, 53%) |
| OKLCH | oklch(61.8% 0.041 243.6) |
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 #71899D | 3.64:1 | AA large text | Lc -69.5 | Content text, not long reading |
| Black text on #71899D | 5.76:1 | AA | Lc 40.1 | Non-text elements, placeholder text |
| #71899D text on white | 3.64:1 | AA large text | Lc 64.0 | Content text, not long reading |
| #71899D text on black | 5.76:1 | AA | Lc -37.7 | 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
#F4F6F7
oklch(97.2% 0.003 228.8)
-
Step 100
100
#E7EAED
oklch(93.6% 0.005 247.9)
-
Step 200
200
#D3DAE0
oklch(88.5% 0.011 243.7)
-
Step 300
300
#B6C2CD
oklch(80.8% 0.02 245.7)
-
Step 400
400
#90A3B4
oklch(70.6% 0.033 245.3)
-
Step 500
500 (this color)
#71899D
oklch(61.8% 0.041 243.6)
-
Step 600
600
#5D778C
oklch(55.7% 0.045 243)
-
Step 700
700
#4D6477
oklch(49.2% 0.041 243.7)
-
Step 800
800
#3F5161
oklch(42.6% 0.035 245.6)
-
Step 900
900
#36434F
oklch(37.6% 0.027 246.4)
-
Step 950
950
#1F282E
oklch(27.1% 0.017 237.4)
#71899D 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) | #81899E | 0.022 |
| Deuteranopia (no green cones) | #7B849D | 0.019 |
| Tritanopia (no blue cones) | #648E8F | 0.034 |
| Achromatopsia (no color) | #868686 | 0.041 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #71899D
#71899D
oklch(61.8% 0.041 243.6)
- #98816C
#98816C
oklch(61.9% 0.042 64.3)
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 #71899D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Slate Gray #778899 ΔE 0.009
- Steel #738595 ΔE 0.014
- Blue Grey #758DA3 ΔE 0.014
- Silver Lake Blue #778DA9 ΔE 0.021
- Slate Gray #708090 ΔE 0.028
- Steel Grey #6F828A ΔE 0.031
- Lavender Gray #7E7F9A ΔE 0.031
- Dusty Blue #5A86AD ΔE 0.039
Use #71899D 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.