#979DD1
Closest named color: Cool Gray (#8D99AE). oklch(71% 0.076 279.2), rgb(151, 157, 209).
Aa
Black text reads best on this color (8.05:1).
About this color
#979DD1 is a medium-light, moderately saturated blue. In OKLCH its lightness is 71%, its chroma 0.076 and its hue 279°. Its hue sits on the cool side of the wheel. The nearest named color is Cool Gray (#8D99AE), ΔE 0.054 away. Black text reads best on it, at 8.05:1.
| Hue family | Blues |
| Lightness | medium-light (71%) |
| Chroma | moderately saturated (0.076) |
| Temperature | cool |
| Nearest name | Cool Gray (#8D99AE) |
| Black text | 8.05:1 |
| White text | 2.60:1 |
Values
| HEX | #979DD1 |
| RGB | rgb(151, 157, 209) |
| HSL | hsl(234, 39%, 71%) |
| OKLCH | oklch(71% 0.076 279.2) |
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 #979DD1 | 2.60:1 | Fails | Lc -56.0 | Large or bold text, headings |
| Black text on #979DD1 | 8.05:1 | AAA | Lc 53.2 | Large or bold text, headings |
| #979DD1 text on white | 2.60:1 | Fails | Lc 50.9 | Large or bold text, headings |
| #979DD1 text on black | 8.05:1 | AAA | Lc -51.1 | Large or bold text, headings |
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 400.
-
Step 50
50
#F4F5FA
oklch(97.1% 0.007 277.2)
-
Step 100
100
#E8E9F3
oklch(93.6% 0.013 281.6)
-
Step 200
200
#D5D8EB
oklch(88.6% 0.026 278.7)
-
Step 300
300
#B9BEE0
oklch(80.9% 0.048 278.7)
-
Step 400
400 (this color)
#979DD1
oklch(71% 0.076 279.2)
-
Step 500
500
#7D83C4
oklch(63.1% 0.098 279.2)
-
Step 600
600
#676CB0
oklch(55.7% 0.105 279.2)
-
Step 700
700
#555A97
oklch(49.1% 0.097 278.6)
-
Step 800
800
#46497B
oklch(42.6% 0.082 279.7)
-
Step 900
900
#3A3E63
oklch(37.8% 0.063 278.2)
-
Step 950
950
#22243A
oklch(26.9% 0.041 279.3)
#979DD1 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) | #8EA3D3 | 0.018 |
| Deuteranopia (no green cones) | #8B9ED0 | 0.016 |
| Tritanopia (no blue cones) | #89A6AF | 0.067 |
| Achromatopsia (no color) | #A0A0A0 | 0.076 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #979DD1
#979DD1
oklch(71% 0.076 279.2)
- #ADA36B
#ADA36B
oklch(71.1% 0.076 99.3)
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 #979DD1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Cool Gray #8D99AE ΔE 0.054
- Pale Purple #B790D4 ΔE 0.056
- Bluey Grey #89A0B0 ΔE 0.057
- Cool Steel #97A7B3 ΔE 0.060
- Bluegrey #85A3B2 ΔE 0.060
- Greyblue #77A1B5 ΔE 0.064
- Perrywinkle #8F8CE7 ΔE 0.064
- Periwinkle Blue #8F99FB ΔE 0.067
Use #979DD1 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.